NASUTION, R. A. .; MEINARISA; NURLINAWATI; FALANI, I. The Upright Project’s Effectiveness in Preventing Adolescents Bullying in Schools. Journal for Lesson and Learning Studies, [S. l.], v. 7, n. 3, 2024. DOI: 10.23887/jlls.v7i3.86300. Disponível em: https://ejournal.undiksha.ac.id/index.php/JLLS/article/view/86300. Acesso em: 2 feb. 2025.