IGHRAVWE, D. E.; OKE, S. A.; ADEBIYI, K. A. A surrogate model for optimal maintenance workforce cost determination in a process industry. Engineering and Applied Science Research, [S. l.], v. 44, n. 4, p. 202–207, 2017. Disponível em: https://ph01.tci-thaijo.org/index.php/easr/article/view/56201. Acesso em: 6 may. 2024.