عبد القادر ر, saban mohamed. The impact of the duties of playing positions and lines on creating variations in the physical demands of intermediate football players in the first division, western region. (J. Spo. Creativity) [Internet]. 2025 Dec. 21 [cited 2026 Mar. 22];4(2):Volume 4, Numéro 2, Pages 43-56. Available from: https://journals.univ-msila.dz/index.php/JOSC/article/view/2362