ULYANI, Maya; KHOTMI, Nurmaulia; FITRI, Elisa Sulistia; MARDANI, Riasari; HARTIANI, Hartiani; MANDALA, Yenny. Enhancing Adolescents’ Knowledge of Delinquency and Risky Behaviors through Preventive Education: A Community-Based Study in Muhammadiyah Boarding School Selong . Sinesia : Journal of Community Service, [S. l.], v. 3, n. 1, p. 53–61, 2026. DOI: 10.69836/sinesia-jcs.v3i1.813. Disponível em: https://jurnal.sinesia.id/index.php/Sinesia-JPS/article/view/813. Acesso em: 9 sep. 2026.