Improving Rope Jumping Abilities Using The Demonstration Method In Grade IV Students of SD Inpres 1 Besusu. COMPETITOR: Jurnal Pendidikan Kepelatihan Olahraga, [S. l.], v. 17, n. 3, 2025. DOI: 10.26858/cjpko.v17i3.345. Disponível em: https://competitor.idjournal.eu/index.php/competitor/article/view/345. Acesso em: 22 oct. 2025.