Gwiżdż, Piotr. “Applications of Stochastic Semigroups to Queueing Models”. Annales Mathematicae Silesianae 33 (June 18, 2018): 121–142. Accessed July 3, 2025. https://trrest.vot.pl/ojsus/index.php/AMSIL/article/view/13657.