ONYEGIRI, I. E.; OKE, S. A. A grey relational analytical approach to safety performance assessment in an aviation industry of a developing country. Engineering and Applied Science Research, [S. l.], v. 44, n. 1, p. 1–15, 2017. Disponível em: https://ph01.tci-thaijo.org/index.php/easr/article/view/42857. Acesso em: 4 may. 2024.