THUẦN, H.; THÀNH, T. T. On functional dependencies and multivalued dependencies in fuzzy relational databases. Journal of Computer Science and Cybernetics, [S. l.], v. 17, n. 2, p. 13–19, 2012. DOI: 10.15625/1813-9663/17/2/2438. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/2438. Acesso em: 9 may. 2024.