Kurniawan, Robby, and Eko Prabowo. 2020. “Model Warming Up Olahraga Berbasis Permainan”. Gladi : Jurnal Ilmu Keolahragaan 11 (02), 98 - 114. http://103.8.12.212:33180/unj/index.php/gjik/article/view/17432.