Ren, Yuanyuan, Panpan Miao, and Yanhui Lu. 2017. “An Iterative Power Allocation Alogrithm for Energy Efficiency Optimization in Massive MIMO Systems”. EAI Endorsed Transactions on Internet of Things 3 (10):e5. https://doi.org/10.4108/eai.15-1-2018.154109.