Al Jawani, Luthfi Ma’ruf, Bukman Lian, and Bambang Hermansah. “Relationship Between Speed and Leg Muscle Strength With the Long Jump Squat Style Results in Class VIII Students at SMP Negeri 1 Penuguan”. Journal of Social Work and Science Education 4, no. 3 (June 24, 2023): 628–631. Accessed May 2, 2026. https://ejournal.sembilanpemuda.id/index.php/jswse/article/view/599.