MOHAMED.BOUDIAF; طالبي محمد الطاهر; حازي محمد; شطيطح محمد. Reducing abstraction in mathematics:the case ofcurriculums- first middle schoolin Algeriaas a model. Human Resources Development Research, [S. l.], v. 17, n. 02, p. 326–348, 2026. Disponível em: https://rdrh.univ-setif2.dz/index.php/rdrh/article/view/447. Acesso em: 3 nov. 2026.