Manoj, G., R. Ramesh, and Sona O. Kundukulam. “Impedance Matching Network of Passive Coupler With Coaxial Cable for Airborne Sonar Applications”. Advances in Military Technology 18, no. 1 (February 22, 2023): 49–66. Accessed April 30, 2025. https://www.aimt.cz/index.php/aimt/article/view/1763.