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Harahap R, Hasibuan AS, Hasibuan R. Application of Problem Based Learning Model to Improve Learning Outcomes of Islamic Education Students at SD Negeri 0808 Aek Sorik. IJESH [Internet]. 2024 Sep. 30 [cited 2025 Feb. 22];1(3):91-8. Available from: https://journal.mgedukasia.or.id/index.php/ijesh/article/view/393