KOROLIUK, D.; KOROLYUK, V. S. Diffusion approximation of stochastic Markov models with persistent regression. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 47, n. 7, p. 928–935, 1995. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/5487. Acesso em: 14 apr. 2025.