HARAHAP, Hotnida; HASIBUAN, Masnidar; HASIBUAN, Efrijayanti. Implementation of Problem Based Learning Model to Improve Student Learning Outcomes in Islamic Education Learning at SD Negeri 1401 Harang Julu. Indonesian Journal of Education and Social Humanities, [S. l.], v. 1, n. 3, p. 115–121, 2024. DOI: 10.62945/ijesh.v1i3.396. Disponível em: https://journal.mgedukasia.or.id/index.php/ijesh/article/view/396. Acesso em: 23 oct. 2025.