Subramaniam, Devakumaran, Muzammil Jusoh, Thennarasan Sabapathy, Mohamed Nasrun Osman, Muhammad Ramlee Kamarudin, Mohd Tarmizi Ali, Mohd Najib Mohd Yasin, Azuwa Ali, H A. Majid, and Robbi Rahim. “A Stacked Planar Antenna With Switchable Small Grid Pixel Structure for Directive High Beam Steering Broadside Radiation”. International Journal of Engineering & Technology 7, no. 2.5 (March 10, 2018): 122–127. Accessed April 27, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/13966.