Emara, Hesham, Sherif El Dyasti, Hussein Ghouz, and Mohamed Abo Sree. “Design of a Compact Dual-Frequency Microstrip Antenna Using DGS Structure for Millimeter-Wave Applications”. Journal of Advanced Research in Applied Sciences and Engineering Technology 28, no. 3 (November 30, 2022): 221–234. Accessed April 28, 2024. https://semarakilmu.com.my/journals/index.php/applied_sciences_eng_tech/article/view/874.