Peng Chen, Luping Li, Zhijie Wang, and Kai Yang. “A K-Band Spoof Surface Plasmon Polaritons Bandstop Filter With Capacitively Loaded Split-Ring Resonator”. Applied Computational Electromagnetics Society Journal (ACES) 35, no. 3 (March 1, 2020): 314–321. Accessed April 29, 2026. https://journals.riverpublishers.com/index.php/ACES/article/view/7937.