LIU, Jianfen; LI, Shengpu. Research on the Ranking of University Education based on Grey-TOPSIS-DEA Method. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 10, n. 8, p. pp. 51–54, 2015. DOI: 10.3991/ijet.v10i8.5279. Disponível em: https://online-journals.org/index.php/i-jet/article/view/5279. Acesso em: 3 may. 2024.