SKOROKHOD , T. A. On the mixed product of stochastic semigroups, generated by the Wiener processes. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 40, n. 4, p. 535–538, 1988. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/9196. Acesso em: 17 feb. 2026.