GARG, R. C. Pointwise availability of a system having a general failure time distribution. Defence Science Journal, [S. l.], v. 13, n. 4, p. 271–276, 2014. DOI: 10.14429/dsj.13.7113. Disponível em: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/7113. Acesso em: 17 jun. 2025.