Zahari, M.K., B.H. Ahmad, Wong Peng Wen, Noor Azwan Shairi, Mohamad Ariffin Mutalib, and Nornikman Hassan. “An Investigation of Switchable Matched Bandstop to Bandpass Filter Based on Lossy Resonator”. Journal of Telecommunication, Electronic and Computer Engineering (JTEC) 9, no. 1-5 (April 1, 2017): 119–123. Accessed February 2, 2023. https://jtec.utem.edu.my/jtec/article/view/1848.