Lalpawimawha, Ralte, and Arvind Pandey. “A Mixture Shared Inverse Gaussian Frailty Model under Modified Weibull Baseline Distribution: Mixture Shared Frailty Model”. Austrian Journal of Statistics 49, no. 2 (February 20, 2020): 31–42. Accessed October 11, 2025. https://www.ajs.or.at/index.php/ajs/article/view/914.