Hsing-Yi Chen, and Shu-Huan Wen. 2021. “An Empirical Formula for Resonant Frequency Shift Due to Jerusalem-Cross FSS With Substrate on One Side”. The Applied Computational Electromagnetics Society Journal (ACES) 33 (07):730-40. https://journals.riverpublishers.com/index.php/ACES/article/view/9061.