Singh, Housila P., and Vishal Mehta. “An Improved Estimation of Parameters of Morgenstern Type Bivariate Logistic Distribution Using Ranked Set Sampling”. Statistica 73, no. 4 (January 1, 2013): 437–461. Accessed April 24, 2024. https://rivista-statistica.unibo.it/article/view/4499.