Akbar, Muhammad Army, Rahmadi Rahmadi, and Herita Warni. “Identification of Devious Behavior Bullying in Physical Education With the Implementation of Group Tournaments in Elementary School”. Jurnal Pendidikan Jasmani Indonesia 20, no. 2 (November 10, 2024): 149–160. Accessed May 17, 2025. https://journal.uny.ac.id/index.php/jpji/article/view/79038.