HAMMADI, Abdulmunem. K.; JABER, Samer Mohammed. Reduce Waiting Times in the Multiple Server queuing model (M, M, C) (FCFS, ∞, ∞) "Model Proposal". Ibn AL-Haitham Journal For Pure and Applied Sciences, Baghdad, Iraq., v. 26, n. 2, p. 323–333, 2017. Disponível em: https://www.jih.uobaghdad.edu.iq/index.php/j/article/view/480. Acesso em: 1 may. 2025.