D. V. Gusak, “Limit behavior of the distribution of the ruin moment of a modified risk process”, Ukr. Mat. Zhurn., vol. 51, no. 6, pp. 847–853, Jun. 1999, Accessed: Apr. 09, 2025. [Online]. Available: https://umj.imath.kiev.ua/index.php/umj/article/view/4672