Alshortan, H. H., A. Alogla, M. A. H. Eleiwa, and M. I. Khan. “Low Cost High Gain 8×8 Planar Array Antenna for 5G Applications at 28GHz”. Engineering, Technology & Applied Science Research 11, no. 6 (December 11, 2021): 7964–7967. Accessed June 26, 2022. https://etasr.com/index.php/ETASR/article/view/4609.