Bieliauskienė, Eugenija, and Jonas Šiaulys. “Infinite Time Ruin Probability in Inhomogeneous Claims Case”. Lietuvos matematikos rinkinys 51, no. proc. LMS (December 21, 2010): 352–356. Accessed December 5, 2025. https://www.journals.vu.lt/LMR/article/view/17848.