KHUSANBAEV, Ya. M. On the Asymptotic Behavior of a Subcritical Branching Process with Immigration. Ukrains’kyi Matematychnyi Zhurnal, [S. l.], v. 65, n. 6, p. 835–843, 2013. Disponível em: https://umj.imath.kiev.ua/index.php/umj/article/view/2468. Acesso em: 11 apr. 2025.