M. ALFAROZY SYAHPUTRA; TENGKU ADLIN AHMAD ALBAB. Effectiveness of QR Code-Based Prisoner Data Management System: Implementation of Community Service at Class IIB Pangkalan Brandan Prison, Indonesia. Young Journal of Social Sciences and Humanities, [S. l.], v. 1, n. 3, p. 221–229, 2025. Disponível em: https://journal.sufiya.org/index.php/yjssh/article/view/207. Acesso em: 11 feb. 2026.