Fakhrur Rizal, Orbit Irwansyah, and Melfa Br Nababan. “THE INFLUENCE OF LEMB MUSCLE STRENGTH TRAINING ON LONG JUMP ABILITY IN SQUARE STYLE IN STUDENTS OF SMA NEGERI 1 KETAMBE CLASS XI ACADEMIC YEAR 2022/2023”. Jurnal Penelitian Progresif 2, no. 1 (February 2, 2023): 30-34. Accessed January 24, 2025. http://jurnal.naskahaceh.co.id/index.php/jpp/article/view/64.