THÀNH, T. T. Some computations of data summaries on fuzzy relational databases. Journal of Computer Science and Cybernetics, [S. l.], v. 19, n. 4, p. 335–346, 2012. DOI: 10.15625/1813-9663/19/4/1565. Disponível em: https://vjs.ac.vn/index.php/jcc/article/view/1565. Acesso em: 8 may. 2024.