Narimani, R., and L. Farhoudi. “Design of a Self-Phased Quadrifilar Helix Antenna for Satellite Communication”. Engineering, Technology & Applied Science Research 7, no. 6 (December 18, 2017): 2273–2276. Accessed July 18, 2024. https://etasr.com/index.php/ETASR/article/view/1569.