BAHARUDDIN; TAMBAK, Ahmad Dalil; HASIBUAN, Sopiah. Improving Student Learning Outcomes in Islamic Education Material Using Problem Based Learning Model at SMP Negeri 3 Silangkitang. KOGNITIF: Jurnal Ilmiah Pendidikan dan Keguruan, [S. l.], v. 1, n. 1, p. 157–164, 2024. Disponível em: https://journal.mgedukasia.or.id/index.php/kognitif/article/view/338. Acesso em: 1 oct. 2025.