Sihombing, Hardodi, Argubi Silwan, and Manotar Sinaga. “Development Of Rtj (Run–Throw–Jump) Training Model Based On E-Book To Improve Biomotor Components Of Disabled Athletes Npc North Sumatera”. Jurnal Pendidikan Jasmani (JPJ) 7, no. 2 (November 3, 2026): 373–378. Accessed November 6, 2026. https://jurnal.stokbinaguna.ac.id/index.php/JPJ/article/view/6121.