Gusak DV. Behavior of risk processes with random premiums after ruin and a multivariate ruin function. Ukr. Mat. Zhurn. [Internet]. 2007 Nov. 25 [cited 2025 Dec. 6];59(11):1473–1484. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/3405