REMADNIA, Ahmed Remadnia; SAKHRI , Mohamed. The Importance of Previous Studies، their Use and State in the Research Paper. Al-Jamie Journal In Psychological Studies and Educational Sciences, [S. l.], v. 9, n. 1, p. 452–462, 2024. Disponível em: https://journals.univ-msila.dz/index.php/ajpe/article/view/8565. Acesso em: 2 apr. 2026.