1.
Othman A, A Majid H, Shairi NA, et al. Convertible Bandstop to Allpass Filter using Defected Ground Structure with Ideal Switch for Millimeter-Wave Band in 5G Application. IJIE. 2023;15(3):193-198. Accessed April 8, 2026. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/14555