https://doi.org/10.1017/S1759078722001416. Published by Cambridge University Press in association with the European Microwave Association, 29 December 2022.
Cambridge University Press apologise for an error in the above article. During typesetting, a space was inadvertently removed from the manuscript's title: “line resonator” became “lineresonator.”
The title has now been changed in PDF and HTML versions of the article.