Ardison, A., and Ahmad Rahmadani. “The Relationship Of Explosive Leg Muscle Power And Leg Length With Long Jump Results In Students Private Class Viii1 SMP Negeri 6 Siak Hulu”. International Journal Of Humanities Education and Social Sciences (IJHESS), vol. 4, no. 1, Aug. 2024, doi:10.55227/ijhess.v4i1.1206.