Yu, B. ., B.-F. . Jia, and Z.-J. . Zhu. “A Novel Coupling Structure for Changing the Coupling Nature Between TE01?-Mode Dielectric Resonator and Combline Resonator”. Applied Computational Electromagnetics Society Journal (ACES), vol. 31, no. 04, Aug. 2021, pp. 423-7, https://journals.riverpublishers.com/index.php/ACES/article/view/10161.