Garmjani, Nima Molaei, and Nader Komjani. 2022. “Improved Microstrip Folded Tri-Section Stepped Impedance Resonator Bandpass Filter Using Defected Ground Structure”. Applied Computational Electromagnetics Society Journal (ACES) 25 (11):975-83. https://journals.riverpublishers.com/index.php/ACES/article/view/15821.