جامعة الخرطوم م. ا. . افتتاحية العدد. Journal of Faculty of Education, [S. l.], v. 9, 2021. DOI: 10.53332/jfe.v9i.430. Disponível em: http://onlinejournals.uofk.edu/index.php/JFE/article/view/430. Acesso em: 4 apr. 2025.