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A Catalogue of X-ray Sources in the Sky Region between δ = −73° and δ = +27°

Published online by Cambridge University Press:  05 March 2013

M. T. Meliani
M. T. Meliani*
Affiliation:
Instituto Nacional de Pesquisas Espaciais, INPE, Divisão de Astrofísica, CP 515, S. José dos Campos-SP, 12201–970Brazil; [email protected]
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Abstract

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This Catalogue lists coordinates, X-ray fluxes in different energy ranges, magnitudes and colour indices, optical counterparts, orbital periods of binaries, pulsar periods and other characteristics of 226 X-ray sources (HMXBs, LMXBs, pulsars and galaxies) between δ = −73° and δ = +27°.

Keywords

cataloguesX-ray sources: stars, galaxiesstars: binaries, pulsars
Type
Research Article
Information
Publications of the Astronomical Society of Australia , Volume 16 , Issue 2 , 1999 , pp. 175 - 205
Copyright
Copyright © Astronomical Society of Australia 1999

References

Bradt, H. V., & McClintock, J. E. 1983, ARA&A, 21, 13 Google Scholar
Forman, W., Jones, C., Cominsky, L., Julien, P., Murray, S., Peters, G., Tanabaum, H., & Giacconi, R. 1978, ApJS, 38, 357 (IV Catalog Uhuru)CrossRefGoogle Scholar
Levine, A. M., Lang, F. L., Lewin, W. H. G., et al. 1984, ApJS, 54, 581 (HEAO1-A4 Catalog)CrossRefGoogle Scholar
McHardy, I. M., Lawrence, A., Pye, J. P., & Pounds, K. A. 1981, MNRAS, 197, 893 Google Scholar
Markert, T. H., Winkler, P. F., Laird, F. N., Clark, G. W., Hearn, D. R., Sprot, G. F., Li, F. K., Bradt, H. V., Lewin, W. H. G., & Schnopper, H. W. 1979, ApJS, 39, 573 CrossRefGoogle Scholar
van Paradijs, J. 1995, in X-ray Binaries, ed. W. H. J. Lewin, J. van Paradijs & E. P. J. van den Heuvel, p. 536 Google Scholar
Villela, T., Braga, J., D'Amico, F., & Jayanthi, U. B. 1995, Adv. Space Res., 15, 98 Google Scholar
Warwick, R. S., Marshal, N., Fraser, G. W., Watson, M. G., Lawrence, A., Page, C. G., Pounds, K. A., & Ricketts, M. J. 1981, MNRAS, 197, 865 CrossRefGoogle Scholar
Zeng, Q., Lou, G. F., & Li, S. Z. 1987, Ap&SS, 132, 263.Google Scholar
[1] Abney, M., Epstein, R.I., Olinto, A.V.: 1996, ApJ 466, L91 Google Scholar
[2] Akimovi, V.V. et al.: 1993, Adv. Space Res. 13, 739 Google Scholar
[3] Aleksandrovich, N.L., Are'f, V.A., Borozdin, K.N., Kaniovskii, A.S., Syunyaev, R.A.: 1994, Ástron. Lett. 20, 565 Google Scholar
[4] Aleksandrovich, N.L., Aref, V.A., Borozdin, K.N., Syunyaev, R.A., Skinner, G.K.: 1995, Ástron. Lett. 21, 431 Google Scholar
[5] Alonso, M.V., Minniti, D.: 1997, ApJS 109, 397 Google Scholar
[6] Anderson, S.F., Margon, B., Deutsch, E.W., Downes, R.A.: 1993, Astron. J. 106, 1049 Google Scholar
[7] Anderson, S.F., Margon, B., Deutsch, E.W., Downes, R.A., Allen, R.G.: 1997, ApJ 482, L69 Google Scholar
[8] Andersen, D.R., Olgelman, H.: 1997, ApJ 475, 300 Google Scholar
[9] Angelini, L., White, N.E., Nagase, F., Kallman, T.P., Yoshida, A., Takeshima, T., Becker, C., Paerels, F.: 1995, ApJ 449, L41 CrossRefGoogle Scholar
[10] Antokhina, Eh.A., Cherepashchuk, A.M.: 1993, Ástron Lett. 19, 194 Google Scholar
[11] Aoki, T. et al.: 1992, PASJ 44, 641 Google Scholar
[12] Apparao, K.M.V.: 1997, A&A 322, 175 Google Scholar
[13] Apparao, K.M.V. et al.: 1978, Nature 271, 225 Google Scholar
[14] Apparao, K.M.V. et al.: 1980, A&A 89, 249 Google Scholar
[15] Aptekar, R.L. et al: 1998, ApJ 493, 404 Google Scholar
[16] Aptekar, R.L. et al: 1998, ApJ 493, 408 Google Scholar
[17] Araya, R.A., Harding, A.K.: 1996 A&A 120, C183 Google Scholar
[18] Arons, J., King, I.R.: 1993, ApJ 413, L121 Google Scholar
[19] Arp, H.: 1994, A&A 288, 738 Google Scholar
[20] Asai, K., Dotant, T., Kunieda, H., Kawai, N.: 1996, PASJ 48, L27 Google Scholar
[21] Asai, K., Dotant, T., Mitsuda, K., Hoshi, R., Vaughn, B., Tanaka, Y., Inove, H.: 1996, PASJ 48, 257 Google Scholar
[22] Asai, K., Dotant, T., Mitsuda, K., Nagase, F., Kamado, Y., Kuuikers, E., Breedon, M.: 1994, PASJ 46, 479 Google Scholar
[23] Asai, K., Dotanì, T., Nagase, F., Mitsuda, K., Kitamoto, S., Makishima, K., Takeshima, T., Kawabata, K.: 1993, PASJ 45, 801 Google Scholar
[24] Atoyan, A.M., Aharonian, F.A.: 1997, ApJ 490, L149 Google Scholar
[25] Audley, M.D. et al.: 1996, ApJ 457, 397 Google Scholar
[26] Augusteijn, T. et al.: 1992, A&A 265, 177 Google Scholar
[27] Augusteijn, T. et al.: 1997, ApJ 486, 1013 Google Scholar
[28] Augusteijn, T., van der Hooft, , de Jong, J.A., van Kerwijk, M.H., vab Paradijs, J.: 1998, A&A 332, 561 Google Scholar
[29] Aurière, M., Koch-Miramond, L.: 1992, A&A 263, 82 Google Scholar
[30] Backer, D.C., Sallmen, S.: 1977 AJ 114, 1539 Google Scholar
[31] Bailyn, C.D., Orosz, J.A.: 1995, ApJ 440, L73 CrossRefGoogle Scholar
[32] Bailyn, C.D., Orosz, J.A., McClintock, J.E., Remillard, R.A.: 1995, Nature 378, 157 Google Scholar
[33] Bailyn, C.D. et al.: 1995, Nature 374, 701 Google Scholar
[34] Ball, L., Kesteven, M.J., Campbell-Wilson, D., Turtle, A.J., Hjellming, R.M.: 1995, MNRAS 273, 722 CrossRefGoogle Scholar
[35] Barbuy, B., Ortolani, S., Bica, E.: 1997, A&AS 122, 483 Google Scholar
[36] Barret, D. et al.: 1992, ApJ 392, L19 Google Scholar
[37] Barret, D. et al.: 1992, ApJ 394, 615 Google Scholar
[38] Barret, D. et al.: 1993, Adv. Space res. 13, 719 Google Scholar
[39] Barret, D. et al.: 1994, A&AS 288, 472 Google Scholar
[40] Barret, D. et al.: 1996, A&AS 120, C121 Google Scholar
[41] Barret, D., Grindlay, J.E.: 1995, ApJ 440, 841 Google Scholar
[42] Barret, D., Grindlay, J.E.: 1996, A&A 311, 239 Google Scholar
[43] Barret, D., Grindlay, J.E., Strickman, M., Vedrene, G.: 1996, A&AS 120, C269 Google Scholar
[44] Barret, D., Motch, C., Pietsch, W., Voges, W.: 1995 A&A 296, 459 Google Scholar
[45] Barret, D., Motch, C., Pietsch, W.: 1995 A&A 303, 526 Google Scholar
[46] Barret, D., Motch, C., Predehl, P.: 1998, A&A 329, 965 Google Scholar
[47] Barret, D., Olive, J.F., Boitin, L.: 1997, IAUC 6793 Google Scholar
[48] Bartolini, C. et al.: 1994, Odessa Astron. Pubi. 7, 95 Google Scholar
[49] Barziv, O., Kuuikers, E., Méndez, M., van der Hooft, F., Groot, P.J., van der Klis, M., Kemper, C., van Paradijs, J.: 1997, A&A 325, 1035 Google Scholar
[50] Bassani, L., Malaguti, G., Jourdain, E., Roques, J.P., Johnson, W.N.: 1995, ApJ 444, L73 Google Scholar
[51] Bassani, L., Malaguti, G., Paciesas, W.S., Palumbo, G.G.C., Zhang, S.N.: 1996, A&AS 120, C559 Google Scholar
[52] Baykal, A.: 1997 A&A 319, 515 Google Scholar
[53] Bazzano, A. et al.: 1997, IAUC 6597 Google Scholar
[54] Bazzano, A., Cocchi, M., Ubertini, P.: 1997, IAUC 6668 Google Scholar
[55] Bazzano, A., Cocchi, M., Ubertini, P., Muller, J.M., Torroni, V.: 1998, IAUC 6846 Google Scholar
[56] Bazzano, A., La Padula, C., Ubertini, P., Sood, R.K.: 1992, ApJ 385, L17 Google Scholar
[57] Becker, W., Trumper, J.: 1993, Nature 365, 528 Google Scholar
[58] Becker, W., Trumper, J., Lundgren, S.C., Cordes, J.M., Zepka, A.F.: 1996, MNRAS 282, L33 Google Scholar
[59] Belloni, T., Méndez, M., King, A.R., van der Klis, M., van Paradijs, J.: 1997, ApJ 488, L109 Google Scholar
[60] Belloni, T., Méndez, M., King, A.R., van der Klis, M., van Paradijs, J.: 1997, ApJ 479, L145 CrossRefGoogle Scholar
[61] Berger, M. et al.: 1996, ApJ 469, L13 Google Scholar
[62] Bertsch, D.L. et al.: 1992, Nature 357, 306 Google Scholar
[63] Beskin, G. et al.: 1994, A&A 289, 141 Google Scholar
[64] Bignami, G.F., Caraveo, P.A.: 1996, Annu. Rev. Astron. Astrophys. 34, 331 Google Scholar
[65] Bildstein, L. et al.: 1997, ApJS 113, 367 Google Scholar
[66] Bildsten, L., Brown, E.F.: 1997, ApJ 477, 897 Google Scholar
[67] Blom, J.J., in't Zand, J.J.M., Heise, J., Aref'ev, V., Borozdin, K., Nottingham, M.R.: 1993, A&A 277, 77 Google Scholar
[68] Bioser, P.F., Barret, D., Grindlay, J.E., Zhang, S.N., Harmon, B.A., Fishman, G.J., Paciesas, W.S.: 1996, A&AS 120, C191 Google Scholar
[69] Bloser, P.F. et al.: 1996, A&AS 120, C275 Google Scholar
[70] Bocchino, F., Maggio, A., Sciortino, S.: 1997, ApJ 481, 872 Google Scholar
[71] Boer, M., Greiner, J., Motch, C.: 1996, A&A 305, 835 Google Scholar
[72] Bond, I.A. et al.: 1996, A&A 307, 708 Google Scholar
[73] Borione, A. et al.: 1997, ApJ 481, 313 CrossRefGoogle Scholar
[74] Boroson, B., McCray, R., Kallman, T., Nagase, F.: 1996, ApJ 465, 940 Google Scholar
[75] Borozdin, K.N., Aleksandrovich, N.L., Aref'ev, V.A., Synuyaev, R.A., Skinner, G.K.: 1995 Astron. Lett. 21, 212 Google Scholar
[76] Borozdin, K.N., Aleksandrovich, N.L., Aref'ev, V.A., Synuyaev, R.A., Skinner, G.K.: 1995 Ástron. Lett. 21, 243 Google Scholar
[77] Borrel, V. et al.: 1996, ApJ 462, 754 Google Scholar
[78] Bouchet, L. et al.: 1993, Adv. Space Res. 13, 743 Google Scholar
[79] Bower, G.C., Backer, D.: 1998, ApJ 496, L97 Google Scholar
[80] Bradshaw, C.F., Fornalom, E.B., Geldzahler, B.J.: 1997, ApJ 484, L55 CrossRefGoogle Scholar
[81] Bradshaw, C.F., Geldzahler, B.J., Fornalom, E.B.: 1997, ApJ 481, 489 Google Scholar
[82] Brandt, S., Castro-Tirado, A.J., Lund, A., Dreniin, V., Lapshov, I., Sunyaev, R.: 1992, A&A 262, L15 Google Scholar
[83] Brandt, S., Castro-Tirado, A.J., Lund, N., Dreniin, V., Lapshov, I., Sunyaev, R.: 1992, A&A 254, L39 Google Scholar
[84] Brown, T., Cordova, F., Ciardiillo, R., Thompson, R., Bond, H.: 1994, ApJ 422, 118 Google Scholar
[85] Bulik, T., Meszaros, P., Woo, J.W., Nagase, F., Makishima, A.: 1992, ApJ 395, 564 Google Scholar
[86] Callaman, P.J.: 1992, PASP 104, 775 Google Scholar
[87] Callaman, P.J., Charles, P.A., Honey, W.B., Thorskusen, J.R.: 1992, MNRAS 259, 395 Google Scholar
[88] Campana, S.: 1997, A&A 320, 840 Google Scholar
[89] Campana, S., Mereghetti, S.: 1993, ApJ 413, L89 Google Scholar
[90] Campana, S., Mereghetti, S., Stella, L., Colpi, M.: 1997, A&A 324, 941 Google Scholar
[91] Campbell-Wilson, D., MeIntyre, V., Hunstead, R., Green, A.: 1998, IAUC 7010 Google Scholar
[92] Cannizzo, J.K.: 1996, ApJ 466, L31 Google Scholar
[93] Cannizzo, J.A.: 1997, ApJ 482, 178 Google Scholar
[94] Capetti, A., Axon, D.J., Macchetto, F.D.: 1997, ApJ 487, 560 Google Scholar
[95] Capetti, A., Macchetto, F.D., Lattanzi, M.G.: 1997, ApJ 476, L67 Google Scholar
[96] Castro-Tirado, A.J. et al.: 1994, ApJS 92, 469 Google Scholar
[97] Castro-Tirado, A.J., llovaisky, S., Pedersen, A.: 1997, IAUC 6775 Google Scholar
[98] Chabrier, G., Méra, D.: 1997, A&A 328, 83 Google Scholar
[99] Chakrabarty, D.: 1998, ApJ 492, 342 Google Scholar
[100] Chakrabarty, D.: 1998, ApJ 497, L39 Google Scholar
[101] Chakrabarty, D. et al.: 1993, ApJ 403, L33 Google Scholar
[102] Chakrabarty, D. et al.: 1997, ApJ 474, 414 Google Scholar
[103] Chakrabarty, D. et al.: 1997, ApJ 481, L101 Google Scholar
[104] Chakrabarty, D., Levine, A.M., Clark, G.W., Takeshima, T.: 1998, IAUC 7048 Google Scholar
[105] Chakrabarty, D. & Morgan, E.H.: 1998, Nature 394, 346 Google Scholar
[106] Chen, K., Ruderman, M., Zhu, T.: 1998, ApJ 493, 397 Google Scholar
[107] Chen, X., Swank, J.H., Taam, R.E.: 1997, ApJ 477, L41 Google Scholar
[108] Chen, Y., Huang, J.H.: 1997, ApJ 479, L23 Google Scholar
[109] Chen, W., Gehreis, N., Leventhal, M.: 1994, ApJ 426, 586 Google Scholar
[110] Chichkov, M.A., Syunyaev, R.A., Lapshov, I.Yu., Lund, A., Brandt, S., Castro-Tirado, A.: 1995, Astron. Lett. 21, 435 Google Scholar
[111] Christian, D.J., Smale, A.P., Swank, J.H., Seriemitsos, P.J.: 1997, ApJ. 477, 424 CrossRefGoogle Scholar
[112] Christian, D.J., Vennes, S., Thorstensen, J.R., Mathioudakis, M.: 1996 AJ 112, 258 Google Scholar
[113] Christian, D.J., White, N.E., Swank, J.H.: 1994, ApJ 422, 791 Google Scholar
[114] Churazov, E. et al.: 1995, ApJ 443, 341 Google Scholar
[115] Church, M.J., Balucinska-Church, M.: 1997 A&A 317, L47 Google Scholar
[116] Claret, A. et al.: 1993, Adv. Space Res. 13, 735 Google Scholar
[117] Claret, A. et al.: 1994, ApJ 423, 436 Google Scholar
[118] Clark, G.W. et al.: 1978, ApJ 221, L37 Google Scholar
[119] Charles, P.A. et al.: 1983, MNRAS 202, 657 Google Scholar
[120] Charles, P.A., Naylor, T.: 1992, MNRAS 255, 167 Google Scholar
[121] Chevalier, C., llovaisky, S.A.: 1987, A&A 172, 167 Google Scholar
[122] Clay, R.W., Meyhandan, R., Horton, L., Ulrichs, J., Winn, M.M.: 1992, A&A 255, 167 Google Scholar
[123] Cobert, R., Hannikainen, D., Gonzalez, J.F., Hainaut, O.R.: 1998, IAUC 6824 Google Scholar
[124] Cobert, R., Marshall, F.E., Lochner, J.C., Ozaki, M., Ueda, Y.: 1997, IAUC 6788 Google Scholar
[125] Cobert, R., Marshall, F.E., Lochner, J.C., Ozaki, M., Ueda, Y.: 1998, IAUC 6803 Google Scholar
[126] Cobert, R.H.D., Peele, A.G.: 1997, ApJ 489, L83 Google Scholar
[127] Coe, M.J. et al.: 1994, in The Second Compton Symposium proceedings, eds: C.E. Fichtel, N. Gehrels, J.P. Norris, pg. 187 Google Scholar
[128] Coe, M.J. et al.: 1994, A&A 289, 784 Google Scholar
[129] Coe, M.J. et al.: 1994, MNRAS 270, L57 Google Scholar
[130] Coe, M.J., Fabregat, J., Negueruela, I., Roche, P., Steele, I.A.: 1996, MNRAS 281, 333 CrossRefGoogle Scholar
[131] Coe, M.J., Stevens, J.B., Angelini, L., White, N.E., Giommi, P.: 1997, IAUC 6789 Google Scholar
[132] Cognard, I., Lestrade, J.F.: 1997, A&A 323, 211 Google Scholar
[133] Cole, D.M. et al.: 1996, Bull. Am. Astron. Soc. 28, 960 Google Scholar
[134] Cole, D.M. et al.: 1997, ApJ 480, 377 Google Scholar
[135] Corbert, R.H.D., Charles, P.A., Southwell, K.A., Smale, A.P.: 1997, ApJ 476, 833 Google Scholar
[136] Corbet, R.H.D., Mihara, T.: 1997, ApJ 475, L127 Google Scholar
[137] Corbet, R.H.D., Woo, J.W., Nagase, F.: 1993, A&A 276, 52 Google Scholar
[138] Cordier, B. et al.: 1993, Adv. Space Res. 13, 611 CrossRefGoogle Scholar
[139] Cordier, B., Paul, J., Hameury, J.M.: 1994, ApJS 92, 401 Google Scholar
[140] Costa, E., Frontera, F., Heise, J. et al: 1997, Nature 387, 783 Google Scholar
[141] Covault, C.E., Grindlay, J.E., Manandhar, R.P., 1992, ApJ 388, L65 Google Scholar
[142] Cowley, A.P. et al.: 1978, AJ 83, 1619 Google Scholar
[143] Cowley, A.P., Schimidtke, P.C., Hutchings, J.B., Crampton, D., McGrath, T.K.: 1993, ApJ 418, L63 Google Scholar
[144] Cowley, A.P., Schimidtke, P.C., Hutchings, J.B., Crampton, D.: 1994, ApJ 429, 826 Google Scholar
[145] Crampton, D. et al.: 1987, ApJ 321, 745 CrossRefGoogle Scholar
[146] Crampton, D., Hutchings, J.B., Cowley, A.P., Schmitke, P.C., McGrath, T.K., O'Donoghue, D., Harrop-Allin, M.K.: 1996, ApJ 456, 320 Google Scholar
[147] Crary, D.J., Kouveliotou, C., van Paradijs, J., van der Hoof, F., van der Klis, M., Rubin, B.C., Scott, D.M., Finger, M.H., Harmon, B.A-.: 1996, ApJ 463, L79 Google Scholar
[148] Cui, W.: 1997, ApJ 482, L163 Google Scholar
[149] Cui, W., Heindl, W.A., Swank, J.H., Smith, D.M., Morgan, E.H., Remillard, R., Marshall, F.E.: 1997, ApJ 487, L73 Google Scholar
[150] Cusumano, G. et al.: 1992, ApJ 398, L103 CrossRefGoogle Scholar
[151] Danner, R., Kulkami, S.R., Saito, Y., Kawai, N.: 1997, Nature 388, 751 Google Scholar
[152] Danziger, I.J., Baade, D., Della Valle, M.: 1993, A&A 276, 382 Google Scholar
[153] David, P. et al.: 1998, A&A 332, 165 Google Scholar
[154] David, P., Goldwurm, A., Murakami, T., Paul, J., Laurent, P., Goldoni, P.: 1997, A&A 322, 229 Google Scholar
[155] Day, C.S.R., Fabian, A.C., Ross, R.R.: 1992, MNRAS 257, 471 Google Scholar
[156] Della Valle, M., Benetti, S., Cappellani, E., Wheeler, C.: 1997, A&A 318, 179 Google Scholar
[157] Della Valle, M., Masetti, N., Bianchini, A.: 1998, A&A 329, 606 Google Scholar
[158] Della Valle, M., Mirabel, I.F., Rodriguez, L.F.: 1994, A&A 290, 803 Google Scholar
[159] Dennerl, K., Greiner, J.: 1997 IAUC 6645 Google Scholar
[160] Densham, R.H., Charles, P.A., Menzies, J.W., van der Klis, M., van Paradijs, J.: 1983, MNRAS 205, 1117 Google Scholar
[161] Deutsch, E.W., Anderson, S.F., Margon, B.: 1996, ApJ 472, L97 Google Scholar
[162] Deutsch, E.W., Anderson, S.F., Margon, B., Downes, R.A.: 1998, ApJ 493, 775 Google Scholar
[163] Dieters, S., Belloni, T., Kuulkers, E., Harmon, A., Sood, R.: 1998, IAUC 6823 Google Scholar
[164] Dobereiner, S. et al.: 1994, A&A 287, 105 Google Scholar
[165] Dobereiner, S. et al.: 1996, ApJ 470, L15 Google Scholar
[166] Done, C., Madejski, G.M., Smith, D.A.: 1996, ApJ 463, L63 Google Scholar
[167] Eastlund, B.J., Miller, B., Michel, F.C.: 1997, ApJ 483, 857 Google Scholar
[168] Ebisawa, K. et al.: 1994, PASJ 46, 375 Google Scholar
[169] Eikenberry, S.S., Fazio, G.G.: 1997, ApJ 475, 453 Google Scholar
[170] Eikenberry, S.S., Fazio, G.G., Ranson, S.M.: 1998, ApJ 492, 754 Google Scholar
[171] Ergma, E., Vilhu, A.: 1993, A&A 277, 483 Google Scholar
[172] Falcke, H., Melia, F.: 1997, ApJ 479, 740 Google Scholar
[173] Fender, R.P., Pooley, G.G., Brocksopp, C., Newell, S.J.: 1997, MNRAS 290, L65 Google Scholar
[174] Fender, R.P., Spencer, R.E., Newell, S.J., Tzioumis, A.K.: 1997, MNRAS 286, L29 Google Scholar
[175] Fender, R.P., Tingay, S.J., Higdon, J., Wark, R., Wieringa, M.: 1997, IAUC 6779 Google Scholar
[176] Filippenko, A.V., Matheson, T., Leonard, D.C., Barth, A.J., van Dik, J.D.: 1997, PASP 109, 461 Google Scholar
[177] Finger, M.H., Dieters, S.W., Wilson, R.B.: 1998, IAUC 7010 Google Scholar
[178] Finger, M.H., Koh, D.T., Nelson, R.W., Prince, T.A.: 1996, Nature 381, 291 Google Scholar
[179] Finger, M.H., Robinson, C.R.: 1997, IAUC 6530 Google Scholar
[180] Finger, M.H., Wilson, R.B., Harmon, B.A.: 1996, ApJ 459, 288 Google Scholar
[181] Finger, M.H., Wilson, R.B., Chakrabarty, D.: 1996, A&AS 120, C209 Google Scholar
[182] Finley, J.P., Olgeinan, H., Kiziloglu, U.: 1992, ApJ 394, L21 Google Scholar
[183] Finoguenov, A. et al.: 1993, Astron. Lett. 19, 435 Google Scholar
[184] Finoguenov, A. et al.: 1994, ApJ 424, 940 Google Scholar
[185] Ford, E.C., Kaaret, P., Chen, K., Tavani, M., Barret, D., Bloser, P., Grindlay, J., Harmon, B.A., Paciesas, W.S., Zhang, S.N.: 1997, ApJ 486, L47 Google Scholar
[186] Ford, E. et al.: 1996 ApJ 469, L37 Google Scholar
[187] Ford, E. et al.: 1997 ApJ 475, L123 Google Scholar
[188] Foster, R.S., Waltman, E.B., Tavani, M., Harmon, B.A., Zhang, S.N., Paciesas, W.S., Ghig, F.D.: 1996, ApJ 467, L81 Google Scholar
[189] Frail, D.A., Bietenholz, M.F., Markwardt, C.B., Ogelman, H.: 1997, ApJ 475, 224 Google Scholar
[190] Frontera, F. et al.: 1998, ApJ 493, L67 Google Scholar
[191] Fushiki, I., Taam, R.E., Woosley, S.E., Lamb, D.Q.: 1992, ApJ 390, 634 Google Scholar
[192] Galama, T., Groot, P.J., van Paradijs, et al.: 1997, Nature 387, 479 Google Scholar
[193] Garcia-Lorenzo, B., Mediavilla, E., Arribas, S., del Burgo, C.: 1997, ApJ 483, L99 Google Scholar
[194] Garcia-Sanches, J., Paredes, J.M.: 1997, A&A 323, 876 Google Scholar
[195] Geffert, M., Aunère, M., Requi∼eme, Y., Mazueier, J.-M.: 1994, A&A 282, 989 Google Scholar
[196] Ghisellini, G., Haardt, F., Matt, G.: 1994, MNRAS 267, 743 Google Scholar
[197] Giles, A.B., Swank, J.H., Jahoda, K., Zhang, W., Strohmayer, T., Stark, M.J., Morgan, E.H.: 1996, ApJ 469, L25 Google Scholar
[198] Gilfanov, M. et al.: 1993 ApJ 418, 844 Google Scholar
[199] Gilfanov, M. et al.: 1993 Adv. Space Res. 13, 695 Google Scholar
[200] Gilfanov, M. et al.: 1994 ApJS 92, 411 Google Scholar
[201] Giovanelli, F., Graziati, L.S.: 1992, Space Science Reviews 59, 1 Google Scholar
[202] Goldoni, P. et al.: 1998, A&A 328, 186 Google Scholar
[203] Goldwrm, A. et al.: 1994, Nature 371, 589 Google Scholar
[204] Goldwrm, A. et al.: 1995, Adv. Space Res. 15, 41 Google Scholar
[205] Goldwrm, A. et al.: 1996, A&A 310, 857 Google Scholar
[206] Gouiffes, C., Finley, J.P., Ogelman, H.: 1992, ApJ 394, 581 Google Scholar
[207] Grandi, P. et al.: 1997, A&AS 325, L17 Google Scholar
[208] Gray, A.D., Cram, L.E., Ekers, R.D.: 1992, MNRAS 256, 277 Google Scholar
[209] Grebenev, S.A., Pavlinsky, M.N., Sunyaev, R.A.: 1992, Sov. Astron. Lett. 18, 228 Google Scholar
[210] Grebenev, S.A., Pavlinsky, M.N., Sunyaev, R.A.: 1995, Adv. Space Res. 15, 115 Google Scholar
[211] Grebenev, S.A., Sunyaev, R.A., Pavlinsky, M.N.: 1992, Sov. Astron. Lett 18, 5 Google Scholar
[212] Grebenev, S.A., Sunyaev, R.A., Pavlinsky, M.N.: 1997, Adv. Space Res. 19, 15 Google Scholar
[213] Grebenev, S.A., Sunyaev, R.A., Pavlinsky, M.N., Dekhanov, I.A.: 1992, Sov.Astron. Lett 17,Google Scholar
[214] Greenhill, L.J., Moran, J.M., Hernstein, J.R.: 1997, APJ 481, L23 Google Scholar
[215] Greenhill, J.G., Watson, R.D., Tobim, W., Pritchard, J.D., Clark, M.: 1995, MNRAS 274, L59 Google Scholar
[216] Greiner, J.: 1996, Mem. Soc. Astron. Ital. 67, 353 Google Scholar
[217] Greiner, J., Dennerl, K., Predehl, P.: 1996, A&A 314, L21 Google Scholar
[218] Greiner, J., Morgan, E.H., Remillard, R.A.: 1997, ApJ 473, L107 Google Scholar
[219] Greiner, J., Predehl, P., Pohl, M.: 1995, A&A 297, L67 Google Scholar
[220] Greiveldinger, C., Caucrno, S., Massaglia, S., Ogelman, H., Trussoni, E.: 1996 ApJ 454, 855 Google Scholar
[221] Gull, T.R. et al.: 1998, ApJ 495, L51 Google Scholar
[222] Gunji, S. et al.: 1994, ApJ 428, 284 Google Scholar
[223] Gwinn, C.R. et al.: 1997, ApJ 483, L53 Google Scholar
[224] Haberl, F.: 1994, A&A 288, 791 Google Scholar
[225] Haberl, F., Aoki, T., Mavromatakis, F.: 1994, A&A 288, 796 Google Scholar
[226] Haberl, F., Day, C.S.R.: 1992, A&A 263, 241 Google Scholar
[227] Haberl, F., Dennerl, K., Pietsh, W., Reinsch, K.: 1997, A&A 318, 490 Google Scholar
[228] Haberl, F., Motch, C., Buckley, D.A.H., Zickgraf, F.-J., Pietsch, W.: 1997, A&A 326, 662 Google Scholar
[229] Haberl, F., Pietsh, W., Dennerl, K.: 1995, A&A 303, L49 Google Scholar
[230] Haller, J.W., Melia, F.: 1994, ApJ 423, L109 Google Scholar
[231] Halpern, J.P., Holt, S.S.: 1992, Nature 357, 222 Google Scholar
[232] Halpern, J.P., Martin, C., Marshall, H.L.: 1996 ApJ 462, 908 Google Scholar
[233] Halpern, J.P., Martin, C., Marshall, H.L.: 1996 ApJ 473, L37 Google Scholar
[234] Halpern, J.P., Ruderman, M.: 1993 ApJ 415, 286 Google Scholar
[235] Halpern, J.P., Wang, F.Y.-H: 1997 ApJ 477, 905 Google Scholar
[236] Harding, A.K., Baring, M.G., Gonthier, P.L.: 1997, ApJ 476, 246 Google Scholar
[237] Harlaftis, E.T., Horne, K., Filippenko, A.V.: 1996, PASP 108, 762 Google Scholar
[238] Harlaftis, E.T., Charles, P.A., Horne, K.: 1997, MNRAS 285, 673 Google Scholar
[239] Harmon, B.A. et al.: 1995, Nature, 374, 703 Google Scholar
[240] Harmon, B.A., et al.: 1997, ApJ 477, L85 Google Scholar
[241] Hramon, B.A., McCollough, M.L., Wilson, C.A., Zhang, S.N., Paciesas, W.S.: 1998, IAUC 6933 Google Scholar
[242] Harmon, B.A., Robinson, C.R.: 1997, IAUC 674 Google Scholar
[243] Harmon, B.A., Wilson, C.A., Tavani, M., Zhang, S.N., Rubin, B.C., Paciesas, W.S., Ford, E.C., Kaaret, P.: 1996, A&AS 120, C197 Google Scholar
[244] Heindl, W.A., Prince, T.A., Grunsfeld, J.M.: 1994, ApJ 430, 829 Google Scholar
[245] Heinal, W., Blanco, P., Gruber, D., Peiling, M., MacDonald, D., Marsden, D., Rotshild, R.: 1997, IAUC 6790 Google Scholar
[246] Hejellming, R.M., Rupen, M.P., Ghigo, F., Waltman, E.B., Mioduszewski, A.J.: 1998, IAUC 6937 Google Scholar
[247] Hellier, C., Mason, K.O., Williams, O.K.: 1992, MNRAS 258, 457 Google Scholar
[248] Henkel, C., Whiteoak, J.B., Mauersberger, R.: 1994, A&A 284, 17 Google Scholar
[249] Hertz, P., Vaughan, B., Wood, K.S., Norris, J.P., Mitsuda, K., Michelson, P.F., Dotant, T.: 1992, ApJ, 396, 457 Google Scholar
[250] Hertz, P., Wood, K.S.: 1995, ApJ 438, 385 Google Scholar
[251] Hertz, P., Wood, K.S., Cominsky, L.R.: 1997, ApJ 486, 1000 Google Scholar
[252] Hill, R.J. et al.: 1997, ApJ 486, L99 Google Scholar
[253] Hjellming, R.M., Rupen, M.P., Shader, C.R., Campbell-Wilson, D., Hunstead, R.W., McKay, D.J.: 1996, ApJ 470, L107 Google Scholar
[254] Homan, J., van der Klis, M., van Paradijs, J., Mendez, M.: 1998, IAUC 6971 Google Scholar
[255] Homer, L., Charles, P.A., Naylor, T., van Paradijs, J., Aurière, M., Koch-Miramond, L.: 1996, MNRAS 282, L37 Google Scholar
[256] Hoshi, R., Asaoka, I.: 1993, PASJ 45, 567 Google Scholar
[257] Hua, X.-M., Lingenfelter, R.E.: 1993, ApJ 416, L17 Google Scholar
[258] Hughes, J.P.: 1994, ApJ 427, L25 Google Scholar
[259] in't Zand, J.J.M. et al.: 1998, A&A 329, L37 Google Scholar
[260] in't Zand, J.J.M. et al.: 1998, A&A 331, L25 Google Scholar
[261] in't Zand, J.J.M., Bayrel, A., Strohmayer, T.E.: 1998, ApJ 496, 386 Google Scholar
[262] in't Zand, J., Heise, J., Bazzano, A., Ubertini, P., Muler, J.M., Smith, M.: 1997, IAUC 6618 Google Scholar
[263] in't Zand, J.J.M., Strohmayer, T.E., Baykal, A.: 1997, ApJ 479, 147 Google Scholar
[264] Israel, G.L., Stella, L., Angelini, L., White, N.E., Giommi, P., Covino, S.: 1997, ApJ 484, L141 Google Scholar
[265] Israel, G.L., Stella, L., Covino, S., Campana, S., Mereghetti, S.: 1999, IAUC 7101 Google Scholar
[266] Iwasawa, K. et al.: 1993, ApJ 409, 155 Google Scholar
[267] Iwasawa, K., Fabian, A.C., Matt, G.: 1997, MNRAS 289, 443 Google Scholar
[268] Jablonski, F., Pereira, M.G.: 1997, MNRAS 289, L17 Google Scholar
[269] Jablonski, F., Pereira, M.G., Braga, J., Gneiding, C.D.: 1997, ApJ 482, L171 Google Scholar
[270] Johnston, M.D. et al.: 1979, ApJ 233, 514 Google Scholar
[271] Johnston, M.D., Griffiths, R.E., Ward, M.J.: 1980, Nature 285, 26 Google Scholar
[272] Johnston, H.M., Kulkami, S.R.: 1992, ApJ 393, L17 Google Scholar
[273] Jones, D.L. et al.: 1996, ApJ 466, L63 Google Scholar
[274] Jourdain, E. et al: 1993, ApJ 412, 586 Google Scholar
[275] Jung, G.V. et al.: 1995, A&A 295, L23 Google Scholar
[276] Kahabka, P.: 1998, A&A 331, 328 Google Scholar
[277] Kahabka, P., Pietsh, W.: 1996, A&A 312, 919 Google Scholar
[278] Kahabka, P., Pietsh, W.: 1998, IAUC 6840 Google Scholar
[279] Kanetake, R., Takeshima, T., Makishima, K., Tabeuti, M.: 1993, Astroph. Space Sei. 210, 113 Google Scholar
[280] Kaniovsky, A.S. et al.: 1994, Astron.Lett. 20, 207 Google Scholar
[281] Kaniovsky, A.S. et al.: 1997, Adv. Space Res. 19, 29 Google Scholar
[282] Kaper, L. et al.: 1997, ApJ 475, L37 Google Scholar
[283] Kaper, L., Hammerschlag-Hensberge, G., van Loon, J.T.: 1993, A&A 279, 485 Google Scholar
[284] Kaper, L., Hammerschlag-Hensberge, G., Zuiderwijk, E.J.: 1994, A&A 289, 846 Google Scholar
[285] Kaul, R.K.: 1997, A&A 317, 99 Google Scholar
[286] Kennea, J.A., Skinner, G.K.: 1996, PASJ 48, L117 Google Scholar
[287] Kinugasa, K. et al.: 1998, ApJ 495, 335 Google Scholar
[288] Kitamoto, S., Tsunemi, H., Miyamoto, S., Hayashida, K.: 1992, ApJ 394, 609 Google Scholar
[289] Kitamoto, S., Tsunemi, H., Roussel-Dupre, D.: 1992, ApJ. 391, 220 Google Scholar
[290] King, A. et al.: 1993, ApJ 413, L117 Google Scholar
[291] King, A., Cominsky, L.: 1994, ApJ 435, 411 Google Scholar
[292] Klein, R.I., Jernigan, J.G., Arons, J., Morgan, E.H., Zhang, W.: 1996, ApJ 469, L119 Google Scholar
[293] Koh, D.T. et al.: 1997, ApJ 479, 933 Google Scholar
[294] Kolb, U., King, A.R., Ritter, H., Frank, J.: 1997, ApJ 485, L33 Google Scholar
[295] Kommers, J.M., Chakrabarty, D., Lewin, W.H.G.: 1998, ApJ 497, L33 Google Scholar
[296] Kommers, J.M., Fox, D.W., Lewin, W.H.G., Rutledge, R.E., van Paradijs, J., Kouveliotou, C.: 1997, ApJ 482, L53 Google Scholar
[297] Konig, M., Maisack, M.: 1997, A&A 327, L33 Google Scholar
[298] Koornneef, J.: 1993, ApJ 403, 581 Google Scholar
[299] Koshut, T.M. et al.: 1998, ApJ 496, L101 Google Scholar
[300] Kouveliotou, C. et al.: 1996, IAUC 6369 Google Scholar
[301] Kouveliotou, C., van Paradijs, J., Fishman, G.J. et al.: 1996, Nature 379, 799 Google Scholar
[302] Koyama, K., Kunieda, H., Takeuchi, Y., Tawara, Y.: 1990, PASJ 42, L59 Google Scholar
[303] Kretschmar, P. et al.: 1997, A&A 325, 623 Google Scholar
[304] Kretschmar, P. et al.: 1996, A&AS 120, C175 Google Scholar
[305] Kroeger, R.A., Strickman, M.S., Grove, J.E., Kaaret, P., Ford, E., Harmon, B.A., McConnell, M.: 1996, A&AS 120, C117 Google Scholar
[306] Kuchinski, L.E., Frogel, J.A., De Poy, D.L.: 1997, ApJ 481, 179 Google Scholar
[307] Kudryavtsev, M.I., Svertilov, S.I., Bogomolov, V.V.: 1995, Ástron. Lett. 21, 224 Google Scholar
[308] Kurfess, J.D.: 1995 Adv. Space Res. 15, 103 Google Scholar
[309] Kuulkers, E., Parmar, A.N., Kitamoto, S., Cominsky, L.R., Sood, R.K.: 1997, MNRAS 291, 81 Google Scholar
[310] Kuulkers, E., van der Klis, M.: 1996, A&A 314, 567 Google Scholar
[311] Kuulkers, E., van der Klis, M.: 1998, A&A 332, 845 Google Scholar
[312] Kuulkers, E., van der Klis, M., Oosterbrock, T., Asai, K., Dotani, T., van Paradijs, J., Lewin, W.H.G.: 1994, A&A 289, 795 Google Scholar
[313] Kuulkers, E., van der Klis, M., Oosterbrock, T., van Paradijs, J., Lewin, W.H.G.: 1997, MNRAS 287, 497 Google Scholar
[314] Kuulkers, E., van der Klis, M., Parmar, A.N.: 1997, ApJ 474, L47 Google Scholar
[315] Kuulkers, E., Wijnands, R., Belloni, T., Méndez, M., van der Klis, M., van Paradijs, J.: 1998, ApJ 494, 753 Google Scholar
[316] Kylafis, N.D., Xilouris, E.M.: 1993, A&A 278, L43 Google Scholar
[317] Lapshov, I.Yu., Dremin, V.V., Syuniaev, R.A., Brandt, S., Lund, N.: 1992, Sov. Astron Lett. 18, 12 Google Scholar
[318] Lapshov, I.Yu., Dremin, V.V., Syuniaev, R.A., Brandt, S., Lund, N., Castro-Tirado, A.: 1992, Sov. Astron Lett. 18, 1 Google Scholar
[319] Lapshov, T.Yu., Sazonov, S.Yu., Syunyaev, R.A., Brandt, S., Castro-Tirado, A., Lund, A.: 1994, Astron. Lett. 20, 205 Google Scholar
[320] Lapshov, I.Yu., Syuniaev, R.A., Chichkov, M.A., Dremin, V.V., Brandt, S., Lund, A.: 1992, Sov. Astron Lett. 18, 16 Google Scholar
[321] Laurent, P. et al.: 1992 A&A 260, 237 Google Scholar
[322] Laurent, P. et al.: 1993 A&A 278, 444 Google Scholar
[323] Laurent, P. et al.: 1993 A&AS 97, 225 Google Scholar
[324] Laurent, P. et al.: 1994 A&A 286, 836 Google Scholar
[325] Laurent, P. et al.: 1995 A&A 300, 399 Google Scholar
[326] Laurent, P., Denis, M.: 1997, Adv. Space Res. 19, 45 Google Scholar
[327] Leach, C.M., McHardy, I.M.: 1996, MNRAS 278, 465 Google Scholar
[328] Leach, C.M., McHardy, I.M., Papadakis, I.E.: 1995, MNRAS 272, 221 Google Scholar
[329] Leahyn, D.A., Langill, P., Kwok, S.: 1992 A&A 259, 209 Google Scholar
[330] Levine, A., Swank, j., Smith, E.: 1998 IAUC 6955 Google Scholar
[331] Lewin, W.H.G., et al.: 1992, MNRAS 256, 545 Google Scholar
[332] Lewin, W.H.G., Rutledge, R.E., Kommers, J.M., van Paradijs, J., Kouveliotou, C.: 1996, ApJ 462, L39 Google Scholar
[333] Lewin, W.H.G., van Paradijs, J., Taam, R.E.: 1993, Space Sei. Rev. 62, 223 Google Scholar
[334] Li, X.-D.: 1997, ApJ 476, 278 Google Scholar
[335] Li, X.-D., van den Heuvel, E.P.J.: 1997, A&A 321, L25 Google Scholar
[336] Liang, E., Li, H.: 1995, A&A 298, L45 Google Scholar
[337] Lichti, O.G. et al.: 1995, A&A 298, 711 Google Scholar
[338] Lipari, S., Tsvetanov, A., Macchetto, F.: 1997, ApJS 111, 369 Google Scholar
[339] Lochner, J.C., Roussel-Duprè, D.: 1994, ApJ 435, 840 Google Scholar
[340] Loznikov, V.M., Babalyan, G.G.: 1993, Ástron. Lett. 19, 324 Google Scholar
[341] Loznikov, V.M., Babalyan, G.G., Grebenev, S.A., Syunyaev, R.A.: 1993, Astron. Lett. 19, 903 Google Scholar
[342] Loznikov, V.M., Konorkina, E.E., Melioranskii, A.S.: 1992, Sov. Astron. Lett. 18, 231 Google Scholar
[343] Loznikov, V.M., Konorkina, E.E., Melioranskii, A.S.: 1992, Sov. Astron. Lett. 18, 233 Google Scholar
[344] Lutovinov, A., Grebenev, S., Sunyaev, R.: 1995 in The lives of neutron stars. Proceedings eds.: M.A. Alpar, U. Kiziloglu, J. van Paradijs, 401 Google Scholar
[345] Lutovinov, A., Grebenev, S., Sunyaev, R.A., Pavlinsky, M.N.: 1994, Ástron. Lett. 20, 538 Google Scholar
[346] Lyne, A.G., Pritchard, R.S., Graham-Smith, F., Camilo, F.: 1996, Nature 381, 497 Google Scholar
[347] Maciolek-Niedzwiecki, A., Zdziarski, A.A.: 1994, ApJ 436, 762 Google Scholar
[348] Macomb, D.J., Schrader, C.R., Schultz, A.B.: 1994, ApJ 437, 845 Google Scholar
[349] Maeda, Y., Koyana, K., Sakano, M., Takeshima, T., Yamauchi, S.: 1996, PASJ 48, 417 Google Scholar
[350] Maisack, M. et al.: 1994, A&A 283, 841 Google Scholar
[351] Maisack, M. et al.: 1995, A&A 298, 400 Google Scholar
[352] Maisack, M. et al.: 1996, A&A 120, C179 Google Scholar
[353] Malet, I. et al: 1995, ApJ. 444, 222 Google Scholar
[354] Malofeev, V.M. & Malov, °I.: 1997, Nature 389, 697 Google Scholar
[355] Manchada, R.K.: 1993, Adv. Space Res. 13, 331 Google Scholar
[356] Manchada, R.K., James, S.D., Lawson, W.A., Sood, R.K., Grey, D.J., Sharma, D.P.: 1995, A&A 293, L29 Google Scholar
[357] Mandrou, P. et al.: 1994, ApJS 92, 343 Google Scholar
[358] Marcowith, A., Henri, G., Renaud, A.: 1998, A&A 331, L57 Google Scholar
[359] Markwardt, C.B., Ogelman, H.B.: 1997, ApJ 480, L13 Google Scholar
[360] Marsden, D. et al.: 1997, ApJ 491, L39 Google Scholar
[361] Marshall, F.E., Chakrabarty, D., Finger, M.H.: 1998, IAUC 6828 Google Scholar
[362] Marshall, F.E., Markwardt, C.B.: 1998, IAUC 7103 Google Scholar
[363] Marshall, F.E., Smith, E.A.: 1998, IAUC 7008 Google Scholar
[364] Marshall, F.E., Swank, J.A., Thomas, B., Angelini, L., Valinia, A., Ebisawa, K.: 1997, IAUC 6543 Google Scholar
[365] Marti, J., Mirabel, I.F., Chaty, S., Rodriguez, L.F.: 1997, IAUC 6601 Google Scholar
[366] Marti, J., Mirabel, I.F., Chaty, S., Rodriguez, L.F.: 1998, A&A 330, 72 Google Scholar
[367] Marti, J., Mirabel, I.F., Duc, P.-A., Rodriguez, L.R.: 1997, A&A 323, 158 Google Scholar
[368] Marti, J., Mirabel, I.F., Rodriguez, L.F., Chaty, S.: 1998, A&A 332, L45 Google Scholar
[369] Martin, C., Halpern, J.P., Schiminovich, D.: 1998, ApJ 494, L211 Google Scholar
[370] Maseti, N., Bianchini, A., Bonibaker, J., Della Valle, M., Vio, R.: 1996, A&A 314, 123 Google Scholar
[371] Maseti, N., Bianchini, A., Della Valle, M.: 1997, A&A 317, 769 Google Scholar
[372] Massaro, E., Feroci, M., Matt, G.: 1997, A&AS 124, 123 Google Scholar
[373] Matsuba, E., Dottani, T., Mitsuda, K., Asai, K., Lewin, W.H.G., van Paradijs, J., van der Klis, M.: 1995, PASJ 47, 575 Google Scholar
[374] Matt, G. et al.: 1997. A&A 325, L13 Google Scholar
[375] Mattox, J.R., Halpern, J.P., Caraveo, P.A.: 1998, ApJ 493, 891 Google Scholar
[376] Matz, S.M. et al.: 1994 ApJ 434, 288 Google Scholar
[377] Mavromatakis, F.: 1994, A&A 285, 503 Google Scholar
[378] Mavromatakis, F., Haberl, F.: 1993, A&A 274, 304 Google Scholar
[379] McClintock, J.E., Horne, K., Remollard, R.A.: 1995, ApJ 442, 358 Google Scholar
[380] Meier, D.: 1996 ApJ 459, 185 Google Scholar
[381] Méndez, M. et al.: 1998, ApJ 494, L65 Google Scholar
[382] Méndez, M., van der Klis, M.: 1997, ApJ 479, 926 Google Scholar
[383] Méndez, M., van der Klis, M., van Paradijs, J., Lewin, W.H.G., Lamb, F.K., Vaughan, B.A., Kuulkers, E., Psaltis, D.: 1997, ApJ 485, L37 Google Scholar
[384] Menten, K.M., Reid, M.J., Eckart, A., Genzel, R.: 1997, ApJ 475, L111 Google Scholar
[385] Mereghetti, S.: 1995, ApJ. 455, 598 Google Scholar
[386] Mereghetti, S., Belloni, T., Goldwrm, A.: 1994, ApJ. 433, L21 Google Scholar
[387] Mereghetti, S., Belloni, T., Nasuti, F.P.: 1997, A&A 321, 835 Google Scholar
[388] Mereghethi, S., Caraveo, P., Bignami, G.F.: 1992, A&A 263, 172 Google Scholar
[389] Mereghetti, S., Caraveo, P., Bignami, G.F., Belloni, T.: 1992, A&A 259, 205 Google Scholar
[390] Mereghetti, S., Cremonesi, D.I., Haardt, F., Murakami, T., Belloni, T., Goldwurm, A.: 1997, ApJ 476, 829 Google Scholar
[391] Mignani, R.P., Caraveo, P.A., Bignami, G.F.: 1997, ApJ 474, L51 Google Scholar
[392] Mignani, R.P., Caraveo, P.A., Bignami, G.F.: 1997, A&A 323, 797 Google Scholar
[393] Mignani, R.P., Caraveo, P.A., Bignami, G.F.: 1998, A&A 332, L37 Google Scholar
[394] Mineo, T. et al.: 1997, A&A 327, L21 Google Scholar
[395] Miller, G.S.: 1996, ApJ 468, L29 Google Scholar
[396] Miller, B.W., Margon, B., Burton, M.G.: 1993, Astron. J. 106, 28 Google Scholar
[397] Mirabel, I.F. et al.: 1998, A&A 330, L9 Google Scholar
[398] Mirabel, I.F., Bandyopadhyay, R., Charles, P.A., Shahbaz, T., Rodriguez, L.F.: 1997, ApJ 477, L45 Google Scholar
[399] Mirabel, I.F., Cordier, A., Paul, J., Lebrun, F., Rodriguez, L.F.: 1992, Nature 358, 215 Google Scholar
[400] Mirabel, I.F., Duc, P.A., Rodriguez, L.F., Teyssier, R., Paul, J., Claret, A., Aurière, M., Golombek, D., Marti, J.: 1994, A&A 282, L17 Google Scholar
[401] Mirabel, I.F., Marti, J., Duc, P.A., Rodriguez, L.F.: 1996, IAUC 6427 Google Scholar
[402] Mirabel, I.F., Rodriguez, L.F., Chaty, S., Sauvge, M., Gerard, E., Duc, P.-A., Castro-Tirado, A., Callaman, P.: 1996, ApJ 472, L111 Google Scholar
[403] Misra, R., Melia, F.: 1993, ApJ 419, L25 Google Scholar
[404] Miyamoto, S., Kitamoto, S., Iza, S., Hayashida, K., Tarada, K.: 1994, ApJ 435, 398 Google Scholar
[405] Miyasaki, S. et al: 1996, PASJ 48, 801 Google Scholar
[406] Moneti, A.: 1992, A&A 260, L7 Google Scholar
[407] Morgan, E.H., Remillard, R.A., Greiner, J.: 1997, ApJ 482, 993 Google Scholar
[408] Morgan, E.H., Smith, D.A.: 1996, IAUC 6437 Google Scholar
[409] Motch, C., Haberl, F., Dennerl, K., Pakuli, M., Janot-Pacheco, E.: 1997, A&A 323, 853 Google Scholar
[410] Nagase, F., Corbert, R.H.D., Day, C.S.R., Inoue, H., Takeshima, T., Yoshida, K., Mihara, T.: 1992, ApJ 396, 147 Google Scholar
[411] Nagase, F., Zylstra, G., Sonobe, T., Kotani, T., Inone, H.: 1994, ApJ 436, L1 Google Scholar
[412] Nasuti, F.P., Mignami, R., Caraveo, P.A., Bignami, G.F.: 1997, A&A 323, 839 Google Scholar
[413] Navarro, J., Manchester, R.N., Sandhu, J.S., Kulkami, S.R., Bailes, M.: 1997, ApJ 486, 1019 Google Scholar
[414] Negueruela, I., Roche, P., Buckey, D.A.H., Chakrabarty, D., Coe, M.J., Fabregat, J., Reig, P.: 1996, A&A 315, 160 Google Scholar
[415] Netzer, H., Turner, T.J.: 1997, ApJ 488, 694 Google Scholar
[416] Neumann, M., Meisenheimer, K., Roser, H.-J.: 1997, A&A 326, 69 Google Scholar
[417] Nowak, M.A., Wagoner, R.V., Begelman, M.C., Lehr, D.E.: 1997, ApJ 477, L91 Google Scholar
[418] Olgelman, H., Finley, J.P.: 1993, ApJ 413 L31 Google Scholar
[419] Oosterbroek, T., Lewin, W.H.G., van Paradijs, J., van der Klis, M., Penninx, W., Dotani, T.: 1994, A&A 281, 803 Google Scholar
[420] Orio, M., Della Valle, M., Massone, G., Ogelman, H.: 1997, A&A 325, L1 Google Scholar
[421] Orio, M., Ogelman, H.: 1993, A&A 273, L56 Google Scholar
[422] Orlandini, M.: 1993, MNRAS 264, 181 Google Scholar
[423] Orlandini, M. et al.: 1998, A&A 332, 121 Google Scholar
[424] Orlandini, M., Morfill, C.E.: 1992, ApJ 386, 703 Google Scholar
[425] Orosz, J.E., Bailyn, C.D.: 1997, APJ 477, 876 Google Scholar
[426] Orosz, J.E., Bailyn, C.D. Jain, R.: 1998, IAUC 7009 Google Scholar
[427] Orosz, J.E. et al.: 1997, ApJ 478, L83 Google Scholar
[428] Ortolani, S., Bica, E., Barbuy, B.: 1997, A&A 326, 614 Google Scholar
[429] Owens, A., Oosterbrock, T., Parmas, A.N.: 1997, A&A 324, L9 Google Scholar
[430] Paciesas, W.S., Fishman, G.J., Wilson, R.A., Wilson, C.A., Brock, M.N., Briggs, M.S., Pendleton, G.N., Cominsky, L.R., Roberts, M.S.: 1996, ApJ 459, 259 Google Scholar
[431] Pakul, M.W. et al.: 1988, A&A 203, L27 Google Scholar
[432] Pakul, M.W. et al.: 1993, A&A 278, L39 Google Scholar
[433] Pamar, A.N., Angelini, L., Roche, P., White, N.E.: 1993 A&A 279, 179 Google Scholar
[434] Pamar, A.N., Angelini, I., White, N.E.: 1995, ApJ 452, L129 Google Scholar
[435] Pan, H.C., Kretschmar, P., Skinner, G.A., Kendziorra, E., Sunyaev, R.A., Borozdin, K.N.: 1994, ApJS 92, 448 Google Scholar
[436] Pan, H.C., Skinner, G.K., Sunyaev, R.A.: 1995, IAU Colloquium 151, 334 Google Scholar
[437] Pannar, A.N. et al.: 1997, A&A 323, L33 Google Scholar
[438] Pannar, A.N., Kahabka, P., Hartmann, H.W., Heise, J., Taylor, B.J.: 1998, A&A 332, 199 Google Scholar
[439] Pannar, A.N., Williams, O.R., Kuulkers, E., Angelini, L., White, N.E.: 1997, A&A 319, 855 Google Scholar
[440] Paul, B., Agrawal, P.C., Rao, A.R., Manchada, R.K.: 1997, A&A 319, 507 Google Scholar
[441] Paul, B., Agrawal, P.C., Rao, A.R., Vahia, M.N., Yadav, J.S., Marar, T.M.K., Seetha, S., Kasturirangan, K.: 1997, A&A 320, L37 Google Scholar
[442] Paul, B., Agrawal, P.C., Rao, A.R., Vahia, M.N., Yadav, J.S., Seetha, S., Kasturirangan, K.: 1998, ApJ 492, L63 Google Scholar
[443] Paul, B., Rao, A.R., Singh, K.P.: 1997, A&A 320, L9 Google Scholar
[444] Paul, J., Goldwurm, A., Jourdain, E., Roques, J.P., Sunyaev, R., Churazov, E., Trudolyubov, S., Revnivtesev, M.: 1997, IAUC 6746 Google Scholar
[445] Pavlinsky, M., Grebenev, S., Finogenov, A., Sunyaev, R.: 1995, Adv. Space Res 16, 95 Google Scholar
[446] Pavlinsky, M.N., Grebenev, S.A., Sunyaev, R.A.: 1992, Sov. Astron. Lett. 18, 88 Google Scholar
[447] Pavlinsky, M.A., Grebenev, S.A., Sunyaev, R.A.: 1994, ApJ 425, 110 Google Scholar
[448] Pavlov, G.G., Zavlin, V.E.: 1997, ApJ 490, L91 Google Scholar
[449] Petre, R., Gehreis, N.: 1994, A&A 282, L33 Google Scholar
[450] Pfluger, B., Otterbein, K., Staubert, R.: 1996, A&A 305, 699 Google Scholar
[451] Possenti, A., Mereghetti, S., Colpi, M.: 1996 A&A 313, 565 Google Scholar
[452] Pravdo, S.H., Day, C.S.R., Angelini, L., Harmon, B.A., Yoshida, A., Saraswat, P.: 1995, ApJ 454, 872 Google Scholar
[453] Predhl, P., Friedrich, S., Staubert, R.: 1995, A&A 294, L33 Google Scholar
[454] Predehl, P., Schmitt, J.H.M.M., Sowden, S.L., Trumper, J.: 1992, Science 257, 935 Google Scholar
[455] Predehl, P., Trumper, J.: 1994, A&A 290, L29 Google Scholar
[456] Prins, S., van der Klis, M.: 1997, A&A 319, 498 Google Scholar
[457] Quillen, A.C., Graham, J.R., Frogel, J.A.: 1993, ApJ 412, 550 Google Scholar
[458] Ramaty, R., Leventhal, M., Chan, K.W., Lingenfelter, R.E.: 1992, ApJ 392, L63 Google Scholar
[459] Ramos, E. et al.: 1997, ApJ 482, 167 Google Scholar
[460] Rao, A.R., Paul, B., Chitnis, V.R., Agrawal, P.C., Manchada, R.K.: 1994, A&A 289, L43 Google Scholar
[461] Rappaport, S., Joss, P.C.: 1997, ApJ 486, 435 Google Scholar
[462] Reich, W., Schlickeiser, R.: 1992, A&A 256, 408 Google Scholar
[463] Remillard, R., Levine, A.: 1997, IAUC 6710 Google Scholar
[464] Remillard, R., Levine, A.: 1998, IAUC 6826 Google Scholar
[465] Remillard, R., Morgan, E., McClintock, J., Sobczak, G.: 1998 IAUC 7019 Google Scholar
[466] Revnivtsev, M. et al.: 1998, A&A 331, 557 Google Scholar
[467] Ritter, H., Kolb, U.: 1998, A&As 129, 83 Google Scholar
[468] Robba, N.R., Cusumano, G., Orlandini, M., dal Fiume, D., Frontera, F.: 1992, ApJ 401, 285 Google Scholar
[469] Robinson, C.R. et al.: 1997, IAUC 6651 Google Scholar
[470] Robinson, E.L., Young, P.: 1997, ApJ 491, L89 Google Scholar
[471] Rodriguez, L.F., Mirabel, I.F.: 1997, ApJ 474, L123 Google Scholar
[472] Rodriguez, L.F., Mirabel, I.F., Marti, J.: 1992, ApJ 401, L15 Google Scholar
[473] Rubin, B.C. et al.: 1996, ApJ 459, 259 Google Scholar
[474] Rubin, B.C., Finger, M.H., Scott, D.M., Wilson, R.B.: 1997, ApJ 488, 413 Google Scholar
[475] Rubin, B.C., Harmon, B.A., Paciesas, W.S., Robinson, C.R., Zhang, S.N., Fishman, C.F.: 1998, ApJ 492, L67 Google Scholar
[476] Rutledge, R.E., Lubin, L.M., Lewin, W.H.C., Vaughan, B., van Paradijs, J., van der Klis, M.: 1995 Mon. Not. R. Astron. Soc 277, 523 Google Scholar
[477] Rutledge, R., Moore, C., Fox, D., Lewin, W., van Paradijs, J.: 1998, IAUC 6813 Google Scholar
[478] Safi-Harbs, , Ogelman, H., Dennerl, K.: 1996, ApJ 456, L37 Google Scholar
[479] Sahu, K.C. et al.: 1997, ApJ 489, L127 Google Scholar
[480] Sahu, K.C., Livio, M., Petro, L. et al.: 1997, Nature 387, 476 Google Scholar
[481] Saito, Y., Kawai, N., Kamae, T., Shibata, S., Dotani, T., Kulkami, S.R.: 1997, ApJ 477, L39 Google Scholar
[482] Sams, B.J., Eckart, A., Sunyaev, R.: 1996, Nature 382, 47 Google Scholar
[483] Sandhu, J.S., Bailes, M., Manchester, R.N., Navarro, J., Kulkami, S.R., Anderson, S.B.: 1997, ApJ 478, L95 Google Scholar
[484] Saraswat, P. et al.: 1996, ApJ 463, 726 Google Scholar
[485] Sazonov, S., Lapshov, I., Syunyaev, R., Brandt, S., Lund, N., Castro-Tirado, A.: 1995 Adv. Space Res. 16, 87 Google Scholar
[486] Sazonov, S.Yu., Lapshov, I.Yu., Syunyaev, R.A.: 1993 Astron. Lett. 19, 272 Google Scholar
[487] Sazonov, S.Yu., Sunyaev, R.A., Lapshov, I.Yu., Lund, N., Brandt, S., Castro-Tirado, A.: 1994 Astron. Lett. 20, 787 Google Scholar
[488] Scaltriti, F., Bodo, G., Ghisellini, G., Gliozzi, M., Trussoni, E.: 1997, A&A 325, L29 Google Scholar
[489] Scargle, J.D., Steiman-Cameron, T., Young, K., Donoho, D.L., Crutchfield, J.P., Iamamera, J.: 1993, ApJ 411, L91 Google Scholar
[490] Schaeidt, S., Hasinger, C., Trumper, J.: 1993, A&A 270, L9 Google Scholar
[491] Schandl, S., Meyer-Hofmeister, E., Meyer, F.: 1997, A&A 318, 73 Google Scholar
[492] Schimidtke, P.C., Cowley, A.P., Franare, L.M., McGrath, T.K., Hutchings, J.B., Crampton, D.: 1994, PASP 106, 843 Google Scholar
[493] Schimidtke, P.C., Cowley, A.P., McGrath, T.M., Anderson, A.L.: 1995, PASP 107, 450 Google Scholar
[494] Schlegel, E.M. et al.: 1994, ApJ 422, 243 Google Scholar
[495] Schwentker, O.: 1994, A&A 286, L47 Google Scholar
[496] Scott, D.M. et al.: 1997. ApJ 488, 831 Google Scholar
[497] Sekimoto, Y., Hirayama, M., Kamae, T., Kawai, N.: 1995, ApJ 443, 271 Google Scholar
[498] Seon, K.-I et al.: 1997, ApJ 479, 398 Google Scholar
[499] Serabyn, E., Carlstrom, J., Lay, O., Lis, D.C., Hunter, T.R., Lacy, J.H., Hills, R.E.: 1997, ApJ 490, L77 Google Scholar
[500] Shahbaz, T., Casares, J., Charles, P.A.: 1997, A&A 326, L5 Google Scholar
[501] Shahbaz, T., Naylor, T., Charles, P.A.: 1994, MNRAS 268, 756 Google Scholar
[502] Shahbaz, T., Sansoni, A.E., Naylor, T., Dotani, T.: 1994, MNRAS 268, 763 Google Scholar
[503] Shahbaz, T., Smale, A.P., Naylor, T., Charles, P.A., van Paradijs, J., Hassall, B.J.M., Callaman, P.: 1996, MNRAS, 282, 1437 Google Scholar
[504] Shahbaz, T., van der Hooft, F., Charles, P.A., Casares, J., van Paradijs, J.: 1996, MNRAS, 282, L47 Google Scholar
[505] Shara, M.M., Zurek, D.R.: 1996, ApJ 473, L35 Google Scholar
[506] Shamia, D.P., Sood, R.K., Stringfellow, G., James, S.D., Hill, K.M., Manchanda, R.K.: 1993, Adv. Espace Res. 13, 375 Google Scholar
[507] Shearer, A. et al.: 1994, ApJ 423, L51 Google Scholar
[508] Shearer, A. et al.: 1997, ApJ 487, L181 Google Scholar
[509] Shearer, A., Golden, A., Redfern, R.M.: 1997, IAUC 6787 Google Scholar
[510] Shibata, S. et al.: 1997, ApJ 483, 843 Google Scholar
[511] Shirey, R.E., Bradt, H.V., Levine, A.M., Morgan, E.H.: 1996, ApJ 469, L21 Google Scholar
[512] Shrader, C.R., Gonçalez-Riestra, R.: 1993, A&A 276, 373 Google Scholar
[513] Singh, K.P., Apparao, K.M.V.: 1994, ApJ 431, 826 Google Scholar
[514] Singh, K.P., Apparao, K.M.V., Kraft, R.P.: 1994, ApJ 421, 753 Google Scholar
[515] Sitdikov, A.F. et al.: 1993, Ástron. Lett. 19, 188 Google Scholar
[516] Smale, A.P., Lochner, J.C.: 1992, ApJ 395, 582 Google Scholar
[517] Smale, A.P., Mukai, K., Williams, O.K., Jones, M.H., Corbert, R.H.D.: 1992, ApJ 400, 330 Google Scholar
[518] Smale, A.P., Zhang, W., White, N.E.: 1997, ApJ 483, L119 Google Scholar
[519] Smit, H.J., Raubenheimer, B.C.: 1996 Mon. Not. Astron. Soc. S. Afr. 55, 66 Google Scholar
[520] Smith, D.A., Done, C.: 1996, MNRAS 280, 355 Google Scholar
[521] Smith, D.A., Morgan, E.H., Bradt, H.: 1997, ApJ 479, L137 Google Scholar
[522] Smith, D.A., Levine, A., Wood, A.: 1998, IAUC 6932 Google Scholar
[523] Smith, D.M., Heindl, W.A., Swank, J., Leventhal, M., Mirabel, I.F., Rodriguez, L.F.: 1997, ApJ 489, L51 Google Scholar
[524] Smith, D.M., Leventhal, M., Cavallo, R., Gehreis, A., Tueller, J., Fishman, G.: 1996, ApJ 458, 576 Google Scholar
[525] Smith, D.M., Main, D.: 1997, IAUC 6748 Google Scholar
[526] Smith, I.A., Gruendl, R.A., Liang, E.P., Lo, K.Y.: 1997, ApJ 487, L5 Google Scholar
[527] Soffitta, P. et al.: 1998, ApJ 494, L203 Google Scholar
[528] Soria, R., Wickramasinghe, D.T., Hunstead, R.W., Wu, K.: 1998, ApJ 495, L95 Google Scholar
[529] Southwell, K.A., Charles, P.A.: 1996, MNRAS 281, L63 Google Scholar
[530] Stark, M.J., Baykal, A., Strohmayer, T., Swank, J.H.: 1996, ApJ 470, L109 Google Scholar
[531] Staubert, R. et al.: 1994, AIP Conf. Proc. 304, 451: The Second Compton Symposium.Google Scholar
[532] Staubert, R., Maisak, M., Kendzorra, E., Draxier, T., Finger, M.H., Fishman, G.J., Strickman, M.S., Starr, C.H.: 1995, Adv. Space Res. 15, 119 Google Scholar
[533] Steiman-Cameron, T.V., Scargle, J.D., Imamura, J.N., Middleditch, J.: 1997, ApJ 487, 396 Google Scholar
[534] Stevens, J.B., Reig, P., Coe, M.J., Buckley, D.A.H., Fabregat, J., Steele, I.A.: 1997, MNRAS 288, 988 Google Scholar
[535] Stickland, D., Lloyd, C., Radziun-Woodham, A.: 1997, MNRAS 282, L21 Google Scholar
[536] Stolovy, S.R., Hayward, T.L., Herter, T.: 1996, ApJ 470, L45 Google Scholar
[537] Storchi-Bergmann, T., Bica, E., kinney, A.L., Bonatto, C.: 1997, MNRAS 290, 231 Google Scholar
[538] Strickman, M.S. et al.: 1996, ApJ 464, L131 Google Scholar
[539] Strickman, M., Skibo, J., Purcell, W., Barret, D., Motch, C.: 1996, A&AS 120, C217 Google Scholar
[540] Strohmayer, T.E. et al.: 1997, ApJ 469, L9 Google Scholar
[541] Strohmayer, T.E., Jahoda, K., Giles, A.B.: 1997, ApJ 486, 355 Google Scholar
[542] Strohmayer, T., Marshall, F.E.: 1998, IAUC 6934 Google Scholar
[543] Strohmayer, T.E., Zhang, W., Swank, J.H.: 1997, ApJ 487, L77 Google Scholar
[544] Stumer, S.J., Dernier, C.D.: 1996, ApJ 465, L31 Google Scholar
[545] Sunyaev, R.A. et al.: 1992, Sov. Astron. Lett. 17, 409 Google Scholar
[546] Sunyaev, R.A. et al: 1994, Astron. Lett. 20, 777 Google Scholar
[547] Sunyaev, R., Churazov, E., Revnivtsev, M., Trudolynbov, S.: 1997, IAUC 6599 Google Scholar
[548] Taam, R.E., Chen, X., Swank, J.H.: 1997, ApJ 485, L83 Google Scholar
[549] Takeshima, T.: 1997, IAUC 6595 Google Scholar
[550] Takeshima, T., Corbert, R.M.D., Marshall, F.E., Swank, J.M., Chakrabarty, D.: 1998, IAUC 6826 Google Scholar
[551] Tan, J., Lewin, W.H.G., Hjellming, R.M., Penninx, W., van Paradijs, J., van der Klis, M., Mitsuda, K.: 1992, ApJ 385, 314 Google Scholar
[552] Tavani, M. et al.: 1996, A&AS 120, C221 Google Scholar
[553] Tavani, M. et al.: 1997, ApJ 473, L103 Google Scholar
[554] Teegarden, B.J.: 1994, ApJS 92, 363 Google Scholar
[555] Thatte, N., Quirrenbach, A., Genzel, R., Maiolino, R., Tecza, M.: 1997, ApJ 490, 238 Google Scholar
[556] Thomas, B., Cobert, R., Smale, A.P., Asai, K., Dotani, T.: 1997, ApJ 480, L21 Google Scholar
[557] Thomas, B., Cobert, R., Swank, J., Focke, W., Marshall, F.: 1996, IAUC 6435 Google Scholar
[558] Tomsick, J.A., Kemp, J., Halpern, J.P., Hurley-Keller, D.: 1998, IAUC 6972 Google Scholar
[559] Tomsick, J.A., Lapshov, I., Kaaret, P.: 1998, ApJ 494, 747 Google Scholar
[560] Tomsick, J.A., Halpern, J.P., Leighly, K.M., Perlman, E.: 1998, IAUC 6957 Google Scholar
[561] Topkins, W.F., Jones, B.B., Nolan, P.L., Kanbach, G., Ramanamurthy, P.V., Thompson, D.J.: 1997, ApJ 487, 385 Google Scholar
[562] Torii, K., Kinugasa, K., Kitamoto, S.: 1997, IAUC 6678 Google Scholar
[563] Trussoni, E., Massaglia, S., Caucino, S. Brinkmann, W., Aschenbach, : 1996, A&A 306, 581 Google Scholar
[564] Turner, T.J., George, I.M., Mushotzky, R.F., Nandra, K.: 1997, ApJ 475, 118 Google Scholar
[565] Ubertini, P., Bazzano, A., Cocchi, M., La Padula, C., Polcaro, V.F., Staubert, R., Kendizorra, E.: 1994, ApJ 421, 269 Google Scholar
[566] Ubertini, P., Bazzano, A., Cocchi, M., La Padula, C., Sood, R.K.: 1992, ApJ 386, 710 Google Scholar
[567] Ubertini, P., Bazzano, A., in't Zand, J., Antonelli, A., Piro, L.: 1998, IAUC 6843 Google Scholar
[568] Ubertini, P., in't Zand, J., Tesseri, A., Ricci, D., Piro, L.: 1998, IAUC 6838 Google Scholar
[569] Ueda, Y., Ebisawa, K., Done, C.: 1994, PASJ 46, 107 Google Scholar
[570] Ueda, Y., Inove, H., Tanaka, Y., Ebisawa, K., Nagase, F., Kotani, T., Gehreis, N.: 1998, ApJ 492, 782 Google Scholar
[571] Ueno, S., Mushotzky, R.F., Koyama, K., Iwasawa, K., Awaki, H., Hayashi, I.: 1994, PASJ 46, L71 Google Scholar
[572] van den Heuvel, E.P.J., Bhatiacharya, D., Nomoto, K., Rappaport, S.A.: 1992, A&A 262, 97 Google Scholar
[573] van der Hooft, F. et al.: 1996, ApJ 458, L75 Google Scholar
[574] van der Hooft, F. et al.: 1996, A&AS 120, C141 Google Scholar
[575] van der Hooft, F. et al.: 1997, MNRAS 286, L43 Google Scholar
[576] van der Hooft, , Heemsberk, M.H.M., Alberts, F., van Paradijs, J.: 1998, A&A 329, 538 Google Scholar
[577] van der Klis, M. et al.: 1985, A&A 151, 322 Google Scholar
[578] van der Klis, M., Hasinger, G., Verbunt, F., van Paradijs, J., Balloni, T., Lewin, W.H.G.: 1993, A&A 279, L21 Google Scholar
[579] van der Klis, M., van Paradijs, J., Lewin, H.G.: 1995, ApJ 454, 463 Google Scholar
[580] van Kerkwijk, M.H., van Paradijs, J., Zuiderwijk, E.J., Hammerschlag Hensberge, G., Kaper, L., Sterken, C.: 1995, A&A 303, 483 Google Scholar
[581] van der Klis, M., Wijnands, R.A.D., Horne, A., Chen, W.: 1997, ApJ 481, L97 Google Scholar
[582] van Paradijs, J.: 1995 in X-Rays Binaries, eds. W.H.G. Lewin, J. van Paradijs and, E.P.J., van den Heuvel, Cambridge Astrophysics Series, 536 Google Scholar
[583] van Paradijs, J., Groot, P.J., Galama, T. et al.: 1997 Nature 386, 686 Google Scholar
[584] Vargas, M. et al.: 1996, A&A 313, 828 Google Scholar
[585] Vargas, M. et al.: 1996, A&AS 120, C291 Google Scholar
[586] Vargas, M. et al.: 1996, ApJ 476, L23 Google Scholar
[587] Vasisht, G., Gotthelf, E.V.: 1997, ApJ 486, L129 Google Scholar
[588] Vaughan, B.A., Nowak, M.A.: 1997, ApJ 474, L43 Google Scholar
[589] Vaughan, B., van der klis, M., Lewin, W.H.G., Wijers, R.A.M.J., van Paradijs, J., Dotani, T., Mitsuda, K.: 1994, ApJ 421, 738 Google Scholar
[590] Velázques, A.: 1995, ApJSS 101, 173 Google Scholar
[591] Verbunt, F., Belloni, T., Johston, H.M., Klis, M. v.d., Lewin, W.H.G.: 1994, A&A 285, 903 Google Scholar
[592] Vestrand, W.T., Sreekumar, P., Mori, M.: 1997, ApJ 483, L49 Google Scholar
[593] Vietri, M.: 1997, ApJ 488, L105 Google Scholar
[594] Villada, M., Giovannelli, F., Polcaro, V.F.: 1992, A&A 259, L1 Google Scholar
[595] von Montigny, C. et al.: 1997, ApJ 483, 161 Google Scholar
[596] Yamauchi, S. et al.: 1995. PASJ 47, 189 Google Scholar
[597] Yan, M., Dalgarno, A.: 1997, ApJ 481. 296 Google Scholar
[598] Yaqoob, T., Ebisawa, K., Mitsuda, K.: 1993, MNRAS 264, 411 Google Scholar
[599] Yokogawa, J., Koyama, K.: 1998, IAUC 6835 Google Scholar
[600] Yoshida, K., Mitsuda, K., Ebisawa, K., Ueda, Y., Fujimoto, R., Yaqoob, T., Done, C.: 1993, PASJ 45, 605 Google Scholar
[601] Yoshikoshi, T. et al.: 1997, APJ 487, L67 Google Scholar
[602] Yu, W. et al: 1997, ApJ 490, L153 Google Scholar
[603] Zavlinand, V.E., Pavlov, G.G.: 1998, A&A 329, 583 Google Scholar
[604] Zhang, S.N. et al.: 1996, A&AS 120, C227 Google Scholar
[605] Zhang, S.N. et al.: 1996, A&AS 120, C279 Google Scholar
[606] Zhang, S.N. et al: 1997, ApJ 479, 381 Google Scholar
[607] Zhang, S.N., Yu, W., Zhang, W.: 1998. ApJ 494, L71 Google Scholar
[608] Zhang, Z.-Y., Chen, J.-S.: 1992, A&A 266, L9 Google Scholar
[609] Zhang, W., Jahoda, K., Kelley, R.L., Strohmayer, T.E., Swank, J.H., Zhang, S.N.: 1998, ApJ 495, L9 Google Scholar
[610] Zhang, W., Upidus, I., Swank, J.H., White, N.E.: 1997, IAUC 6541 Google Scholar
[611] Zhang, W., Morgan, E.H., Jahoda, K., Swank, J.H., Stromayer, T.E., Jernigan, G., Klein, R.I.: 1996, ApJ 469, L29 Google Scholar
[612] Zycki, P.T., Done, C., Smith, D.A.: 1998, ApJ 496. L25 Google Scholar
[613] Wachter, S.: 1997, ApJ 485, 839 Google Scholar
[614] Wachter, S., Margon, B.: 1996, AJ 112, 2684 Google Scholar
[615] Wachter, S., Smale, A.P.: 1998, ApJ 496, L21 Google Scholar
[616] Wang, J.C.L.: 1997, ApJ 486, L119 Google Scholar
[617] Warwick, R.S. et al.: 1993, MNRAS 265, 412 Google Scholar
[618] Weaver, K.A., Yaqoob, T., Mushotzky, R.F., Nousek, J., Hayashi, I., Koyaina, K.: 1997, ApJ 474, 675 Google Scholar
[619] Whitlock, L., Lochner, J.C.: 1994, ApJ 437, 841 Google Scholar
[620] Wijnands, R.A.D. et al.: 1996, ApJ 469, L5 Google Scholar
[621] Wijnands, R. et al.: 1997, ApJ 490, L157 Google Scholar
[622] Wijnands, R.A.D., van der Klis, M.: 1997, ApJ 482, L65 Google Scholar
[623] Wijnands, R.A.D., van der Klis, M.: 1997, Nature 394, 344 Google Scholar
[624] Wijnands, R.A.D., van der Klis, M., van Paradijs, J., Lewin, W.H.G., Lamb, F.K.: 1997. ApJ 479, L141 Google Scholar
[625] Wiklind, T., Combes, F.: 1997, A&A 324, 51 Google Scholar
[626] Wild, W., Eckart, A., Wiklind, T.: 1997, A&A 322, 419 Google Scholar
[627] Wilson, R.B. et al.: 1994, AIP Conf. Proc. 304, 390: The Second Compton Symposium.Google Scholar
[628] Wilson, R.B., Finger, M.H., Harnion, B.A., Scott, D.M. et al.: 1997, ApJ 479, 388 Google Scholar
[629] Wilson, R.B., Harmon, B.A.: 1997, IAUC 6586 Google Scholar
[630] Wolinski, K.G. et al.: 1996, ApJ 457, 859 Google Scholar
[631] Woo, J. et al.: 1994, PASJ 46, L49 Google Scholar
[632] Woo, J.W., Ciarek, G.W., Day, C.S.R., Nagase, F., Takeshima, T.: 1994, ApJ 436, L5 Google Scholar