NAVNEET KUMAR, PROF. AMRITA KHERA. 5G Multi-Carrier MIMO-OFDM Systems using Time Frequency Joint Channel Estimation Technique . International Journal of Research & Technology, [S. l.], v. 10, n. 3, p. 1–5, 2022. Disponível em: https://ijrt.org/j/article/view/270. Acesso em: 23 aug. 2025.