Hailiang Zhu, Yuwei Qiu, Jinliang Bai, and Gao Wei. 2019. “Compact Design of Non-Uniform Meta-Surface for Patch Antenna Main Beam Steering”. Applied Computational Electromagnetics Society Journal (ACES) 34 (09):1300-1304. https://journals.riverpublishers.com/index.php/ACES/article/view/8215.