KHOA, N. Đăng. Rough sets approach in knowledge data base discovery. Journal of Computer Science and Cybernetics, [S. l.], v. 18, n. 4, p. 309–316, 2012. DOI: 10.15625/1813-9663/18/4/1567. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/1567. Acesso em: 3 may. 2024.