G. AYYAPPAN; R. SUPRAJA. Analysis of an $M^{[X]} / G_1(a, b), G_2(a, b) / 1$ unreliable G-queue with optional re-service, Bernoulli vacation, delay time to two phase of repair. Malaya Journal of Matematik, India, v. 6, n. 03, p. 664–667, 2018. DOI: 10.26637/MJM0603/0031. Disponível em: https://www.malayajournal.org/index.php/mjm/article/view/905. Acesso em: 16 jul. 2024.