Afify, A. Z., M. Elmorshedy, and M. S. Eliwa. “A New Skewed Discrete Model: Properties, Inference, and Applications: A New Skewed Discrete Model”. Pakistan Journal of Statistics and Operation Research, Vol. 17, no. 4, Dec. 2021, pp. 799-16, doi:10.18187/pjsor.v17i4.3781.