Salh, Adeeb, Lukman Audah, Nor. S. M. Shah, and Shipun. A. Hamzah. 2018. “Maximizing Energy Efficiency in Downlink Massive MIMO Systems by Full-Complexity Reduced Zero-Forcing Beamforming”. International Journal of Engineering & Technology 7 (4.1): 33-36. https://doi.org/10.14419/ijet.v7i4.1.19487.