Xueyan Song, Lei Chen, Zehong Yan, Yunqi Zhang, and Haitao Song. 2020. “Double-Layer Chessboard AMC Surface for RCS Reduction in an Ultra-Wide Band”. Applied Computational Electromagnetics Society Journal (ACES) 35 (7):821-28. https://journals.riverpublishers.com/index.php/ACES/article/view/7813.