HAREFA, A. H.; MELATI, A.; NASUTION, M. I. Efforts to Improve Students’ Learning Outcomes in Islamic Religious Education Using the Problem Based Learning Model at SD Negeri 084081 Sibolga. Jurnal Pendidikan Profesi Guru, [S. l.], v. 1, n. 2, p. 37–43, 2024. DOI: 10.22373/jppg.v1i2.6698. Disponível em: https://journal.ar-raniry.ac.id/ppg/article/view/6698. Acesso em: 28 apr. 2025.