Siqing Xiong Lijun Wang Kyung Sup Kwak Zhiquan Bai Jiang Wang 0009 Qiang Li 0009 Tao Han 0001 A normalization model for analyzing multi-tier millimeter wave cellular networks. 811-817 2017 IWCMC https://doi.org/10.1109/IWCMC.2017.7986389 conf/iwcmc/2017 db/conf/iwcmc/iwcmc2017.html#XiongWKBWLH17