Faraj Darweesh, Ali, and Gölge Ögücü Yetkin. 2018. “Enhancement of the Gain and the Bandwidth of a UWB Microstrip Patch Antenna Using Metamaterials”. International Journal of Engineering & Technology 7 (3.14): 380-85. https://doi.org/10.14419/ijet.v7i3.14.18822.