ZHANG, Wei. A Variable Precision Rough Set Model for Knowledge-assisted Management in Distance Education. International Journal of Emerging Technologies in Learning (iJET), [S. l.], v. 13, n. 11, p. pp. 41–53, 2018. DOI: 10.3991/ijet.v13i11.9602. Disponível em: https://online-journals.org/index.php/i-jet/article/view/9602. Acesso em: 1 may. 2024.