SIDI MAHMOUD KABER; MOHAMEDOU DEBAGH. An Extended Set-Theoretic Relational Model for Multi-Valued Attributes. Journal of Mathematics and Statistics Studies, [S. l.], v. 6, n. 2, p. 25–27, 2025. DOI: 10.32996/jmss.2025.6.2.4. Disponível em: https://al-kindipublishers.org/index.php/jmss/article/view/9710. Acesso em: 30 nov. 2025.