Luping Li, Peng Chen, Pengfei Zhu and Kai Yang (2019) “A Compact Rejection Filter based on Spoof Surface Plasmon Polartions and Folded Split-Ring Resonators with Controllable Rejection Bandwidth”, Applied Computational Electromagnetics Society Journal (ACES), 34(09), pp. 1405–1410. Available at: https://journals.riverpublishers.com/index.php/ACES/article/view/8253 (Accessed: 1 June 2026).