NAMECHE, Fatima; BOUMENGAR, Mourad. The difficulties that mathematics teachers face in applying modern teaching strategies in the intermediate stage: a field study in Constantine middles schools. Journal of Human Sciences , [S. l.], v. 34, n. 1, p. 343–359, 2023. Disponível em: https://revue.umc.edu.dz/h/article/view/4163. Acesso em: 18 dec. 2024.