Taufiqqurrachman, A. Rahim , M. K., Samsuri, N. A., & Yusuf Nur Wijayanto. (2023). Substrate Comparison on Multiband Reflector Performance for Intelligent Reflecting Surfaces (IRSs). ELEKTRIKA- Journal of Electrical Engineering, 22(2), 56–61. https://doi.org/10.11113/elektrika.v22n2.457