lebchiri ahmed. “The Impact of the Use of Mental Perception in the Annual Physical Preparation Program to Improve Some of the Physical and Skill Capabilities of Volleyball Players ”. Sports Creativity, vol. 9, no. 01, Dec. 2025, pp. Volume 9, Numéro 1, Pages 121-138, https://journals.univ-msila.dz/index.php/JOSC/article/view/3129.