Afiyanto, Muhammad Atho', and Wiwik Kusmawati. “The Relationship Between Training Frequency And Overhead Passing Ability In Volleyball Extracurricular Students SMP Islam Al Maarif 01 Singosari”. Jurnal Pendidikan Jasmani (JPJ) 7, no. 2 (November 3, 2026): 388–392. Accessed November 6, 2026. https://jurnal.stokbinaguna.ac.id/index.php/JPJ/article/view/5812.