Gap of the General Education in Sudan between the students’ numbers of primary level and secondary level (2000-2016). Journal of Social Sciences, [S. l.], v. 8, n. 32, p. 10–35, 2024. Disponível em: https://journalsocialsciences.de/index.php/jss/article/view/828. Acesso em: 22 jul. 2026.