KANWAR, K. .; SINGH, R. . A Review: Hybrid Beamforming for Massive MIMO. International Journal of Engineering Technology and Computer Research, [S. l.], v. 11, n. 6, 2023. Disponível em: https://www.ijetcr.org/index.php/ijetcr/article/view/566. Acesso em: 17 aug. 2026.