NASUTION, Saddam Husein. Efforts to Improve Student Learning Outcomes in Islamic Education Learning through the Group Investigation Method at SD Negeri 101028 Turunan. Jurnal Pendidikan Profesi Guru, [S. l.], v. 1, n. 2, p. 104–110, 2023. DOI: 10.22373/jppg.v1i2.6707. Disponível em: https://journal.ar-raniry.ac.id/index.php/ppg/article/view/6707. Acesso em: 12 sep. 2025.