NGUYEN, H. An Extended Relational Database Model for Interval Probability Set-Valued Attributes. International Journal of Information Technology and Computer Science Applications, [S. l.], v. 3, n. 1, p. 11–24, 2025. DOI: 10.58776/ijitcsa.v3i1.174. Disponível em: https://ejurnal.jejaringppm.org/index.php/jitcsa/article/view/174. Acesso em: 7 oct. 2025.