MAO, H. Formal Concept Analysis with Constraints by EM Operators. Journal of the Indonesian Mathematical Society, [S. l.], v. 23, n. 1, p. 13–26, 2017. DOI: 10.22342/jims.23.1.197.13-26. Disponível em: https://jims-a.org/index.php/jimsa/article/view/197. Acesso em: 23 nov. 2024.