Ji Ma, Shuai Zhang, Qiu-ju Li, and Jun Du. “Compact UWB Microstrip-Fed Slot Antenna With Dual-Band Rejection by Using EBG and Four-Arm Spiral Structures”. Applied Computational Electromagnetics Society Journal (ACES) 32, no. 05 (July 30, 2021): 436–440. Accessed July 31, 2024. https://journals.riverpublishers.com/index.php/ACES/article/view/9629.