Rufron, Moh, Muhammad Muhyi, and Harwanto Harwanto. “Development of Teaching Materials for Volleyball Games through an PJOK AKTIF Approach (Fun, Character, Measurable, Innovation, and Fit)”. Jp.jok (Jurnal Pendidikan Jasmani, Olahraga dan Kesehatan) 5, no. 1 (December 30, 2021): 198-209. Accessed May 6, 2024. http://ejurnal.budiutomomalang.ac.id/index.php/jpjok/article/view/1709.