Shallah, Abdulkadir Bello, Farid Zubir, Mohamd Kamal A. Rahim, Mohamad Rijal Hamid, Arshad Karimbu Vallappil, Huda A. Majid, Zubaida Yusoff, and Abdul Basit. 2023. “A Compact Metamaterial Dual-Band Branch-Line Coupler for 5G Applications”. ELEKTRIKA- Journal of Electrical Engineering 22 (2):30-36. https://doi.org/10.11113/elektrika.v22n2.448.