SOPHONSRIDSUK, A. Optimal Stopping Problem In Machine Maintenance Decision Making Time. Journal of Engineering, RMUTT, [S. l.], v. 2, p. 95–100, 2002. Disponível em: https://ph01.tci-thaijo.org/index.php/jermutt/article/view/242380. Acesso em: 19 may. 2024.