VINOD KUMAR, et. al. Analyzing Customer Impatience in Multi-Server Queuing Systems with Vacation Periods: A computational approach. International Journal on Recent and Innovation Trends in Computing and Communication, [S. l.], v. 11, n. 9, p. 4934–4938, 2023. DOI: 10.17762/ijritcc.v11i9.10119. Disponível em: https://ijritcc.org/index.php/ijritcc/article/view/10119. Acesso em: 2 apr. 2026.