K. JEGANATHAN. A Stochastic Inventory System with Two Types of Services and a Finite Populations. International Journal of Mathematics And its Applications, [S. l.], v. 3, n. 1, p. 73–81, 2015. Disponível em: http://ijmaa.in/index.php/ijmaa/article/view/405. Acesso em: 4 may. 2024.