Hassan Ali, Surur, and Ali Khalid Jassim. “Single Layer Metamaterial Superstrate for Gain Enhancement of A Microstrip Antenna Array”. Diyala Journal of Engineering Sciences 17, no. 2 (June 7, 2024): 144–172. Accessed December 4, 2024. https://djes.info/index.php/djes/article/view/1341.