“The Arm Strength And Lower Leg Explosive Power of SMPN 1 Bangkalan Students”. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga 18, no. 1 (February 28, 2026): 1932–1947. Accessed May 25, 2026. https://competitor.idjournal.eu/index.php/competitor/article/view/828.