Septiria, Regina, M Subandowo, and Ujang rohman. “Influence of With Pair Jump Rope Training and Ladder Drill Model on Kids Athletic Improvement”. Jp.jok (Jurnal Pendidikan Jasmani, Olahraga dan Kesehatan) 4, no. 1 (November 12, 2020): 168-182. Accessed July 4, 2024. http://ejurnal.budiutomomalang.ac.id/index.php/jpjok/article/view/1153.