GUPTA, Praveen; VINODIYA, Pooja. AVAILABILITY ANALYSIS OF TWO SYSTEM WITH AND WITHOUT PREVENTIVE MAINTENANCE. International Journal of Computer Sciences and Engineering, [S. l.], v. 6, n. 10, p. 610–616, 2025. DOI: 10.26438/ijcse/v6i10.610616. Disponível em: https://ijcse.isroset.org/index.php/j/article/view/3539. Acesso em: 2 feb. 2026.