Sihombing, Hardodi, Argubi Silwan, and Manotar Sinaga. 2026. “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 (2):373-78. https://doi.org/10.55081/jpj.v7i2.6121.