“Design of a New Reduced Size Dual-Mode Microstrip Resonator Bandpass Filter for Modern Wireless Applications”, ALYJ, no. 1, pp. 62–77, Jun. 2013, Accessed: Mar. 31, 2026. [Online]. Available: https://journal.al-yarmok.edu.iq/index.php/alyarmoukjournal/article/view/782