S.SHANMUGASUNDARAM, C.BABY. Study Of M/M/1 Feedback Retrial queueing Network with Three Nodes When Catastrophe Occurs. Mathematical Statistician and Engineering Applications, [S. l.], v. 71, n. 4, p. 3482–3494, 2022. DOI: 10.17762/msea.v71i4.909. Disponível em: https://www.philstat.org/index.php/MSEA/article/view/909. Acesso em: 5 may. 2024.