Mohammad Al-Taan, Laith, Samir Mahmood Ahmad, and ghadeer Salim Aziz. “Design of Parallel-Coupled Band Pass Filter for Microwave Frequencies”. Journal of Education and Science 23, no. 3 (September 1, 2010): 129–141. Accessed September 10, 2025. https://edusj.uomosul.edu.iq/index.php/edusj/article/view/41802.