DELSHAD, S.; EBADI TORKAYESH, S. Optimal Number of Service Providers in a Queuing System. International Journal of Applied Optimization Studies, [S. l.], v. 2, n. 03, p. 34–48, 2019. Disponível em: http://ijaos.com/index.php/home/article/view/41. Acesso em: 5 may. 2024.