Hamad, E. K. I., and N. Mahmoud. “Compact Tri-Band Notched Characteristics UWB Antenna for WiMAX, WLAN and X-Band Applications”. Advanced Electromagnetics 6, no. 2 (May 20, 2017): 53–58. Accessed August 19, 2022. https://aemjournal.org/index.php/AEM/article/view/465.