PHAM, V. C. .; NGUYEN, T. S.; DUONG, T. A. Checking temporal integrity constraints in temporal databases. Journal of Technical Education Science, [S. l.], v. 6, n. 1, p. 1–7, 2011. Disponível em: https://www.jte.edu.vn/index.php/jte/article/view/746. Acesso em: 7 apr. 2026.