Rahim, M.A.A, I.M. Ibrahim, Z Zakaria, S.A.C. Aziz, N. Hassim, and A.S. Saadon. 2018. “The Study on the Effect of Electromagnetic Band Gap on Microstrip Array Antenna At 28 GHz”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 10 (2-6):125-28. https://jtec.utem.edu.my/jtec/article/view/4381.