Relational Database Design Principles: Normalization, Denormalization, and Query Optimization for Database Management Systems. International Journal of Economics Management and Social Science , [S. l.], v. 9, n. 1, p. 180–192, 2026. Disponível em: https://journal.salewangang.net/ijemss/article/view/43. Acesso em: 3 apr. 2026.