Liew, K.W., and S. H. Ong. “STOCHASTIC ORDERINGS AND PARAMETER ESTIMATION FOR THE HURWITZ-LERCH ZETA DISTRIBUTION”. Malaysian Journal of Science 31, no. 2 (December 27, 2012): 148–158. Accessed May 3, 2024. http://mjs.um.edu.my/index.php/MJS/article/view/7111.