Taufiqqurrachman, Mohamad Kamal A. Rahim, Noor Asmawati Samsuri, and Yusuf Nur Wijayanto. “Substrate Comparison on Multiband Reflector Performance for Intelligent Reflecting Surfaces (IRSs)”. ELEKTRIKA- Journal of Electrical Engineering 22, no. 2 (August 28, 2023): 56–61. Accessed July 3, 2024. https://elektrika.utm.my/index.php/ELEKTRIKA_Journal/article/view/457.