Bangun, Sabaruddin Yunis, Miftahul Irfanda Harahap, and R. Syaifullah D. Sihombing. “Development of Physical Activity Games in Improving the Physical Motor Ability of Children Aged 10-11 Years at the Elementary School Level”. Jurnal Keolahragaan 11, no. 2 (September 30, 2023): 191–201. Accessed May 12, 2025. https://journal.uny.ac.id/index.php/jolahraga/article/view/62106.