AZIZI, Shofiah; SIMANJUNTAK, Fitriyani; SIREGAR, Pida Satriani. Teachers’ Efforts to Improve Students’ Learning Outcomes in Islamic Education through the Group Investigation Model at SD Negeri 084094 Sibolga. Jurnal Pendidikan Profesi Guru, [S. l.], v. 1, n. 1, p. 112–119, 2023. DOI: 10.22373/jppg.v1i1.6651. Disponível em: https://journal.ar-raniry.ac.id/index.php/ppg/article/view/6651. Acesso em: 12 sep. 2025.