ABDALKABEER, Salem Ahmed Abdullah. The Level of Inclusion of the Types of Mathematical Problems in the Mathematics Textbook for the Fifth Grade in Yemen. Journal of the Faculties of Education - University of Aden, [S. l.], v. 17, n. 1, p. 68–92, 2023. Disponível em: https://jef.adenuniv.net/index.php/jef/article/view/7. Acesso em: 7 feb. 2025.