FeshchenkoO. Yu. “Stochastic Semigroups and Random Mass Transfer”. Ukrains’kyi Matematychnyi Zhurnal 53, no. 9 (September 25, 2001): 1251-1259. Accessed December 9, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/4344.