STIHI, Nadjet; DJELLAB, Natalia. Approximation of the steady state system state distribution of the M/G/1 retrial queue with impatient customers. Yugoslav Journal of Operations Research, [S. l.], v. 22, n. 2, p. 285–296, 2012. DOI: 10.2298/YJOR110422009S. Disponível em: https://yujor.erc.fon.bg.ac.rs/index.php/yujor/article/view/344. Acesso em: 26 aug. 2025.