Md. Enayet Khan, “SENTINELS OF SIGNAL SECURITY: FORTIFYING VOICE FREQUENCY TRANSMISSION IN 5G-COMPATIBLE MULTIUSER DOWNLINK MIMO NOMA WIRELESS COMMUNICATION SYSTEM ”, ijns, vol. 4, no. 01, pp. 06–08, May 2024, Accessed: Apr. 01, 2026. [Online]. Available: https://www.academicpublishers.org/journals/index.php/ijns/article/view/342