[1] N. V. Deshpande, S. K. Routray and A. K. Gupta, “Spectral Efficiency in Poisson Cluster Based HetNets with Users-Basestations Correlation,” 2020 IEEE International Conference on Advanced Networks and Telecommunications Systems (ANTS), 2020, pp. 1-6, doi: 10.1109/ANTS50601.2020.9342826.