Gadja, Keltoum, and Mohamed sassi Elchaib. “Difficulties in Applying Cooperative Learning Strategy from the Perspective of Secondary Education Teachers Chlef, Algeria ”. Journal of Human Sciences 35, no. 3 (October 31, 2024): 331–341. Accessed October 15, 2026. https://revue.umc.edu.dz/h/article/view/5207.