Khudaraham, Ahmed Lateef, and Dhirgham Kamal Naji. “Design of A Dual-Wide Band BPF Utilizing Parallel Coupled Microstrip Lines and A Centered Arrow-Shaped Resonator”. Al-Nahrain Journal for Engineering Sciences 23, no. 2 (September 18, 2020): 153–158. Accessed May 30, 2026. https://nahje.journalpath.com/nahje/article/view/217.