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Sihombing DK, Fauziah, Drianto. Implementation of Problem Based Learning Model in Improving Student Learning Outcomes in Islamic Education Learning at SD Negeri 100503 Tapus Sipagabu. jppg [Internet]. 2024 Feb. 10 [cited 2025 Apr. 26];2(1):129-35. Available from: https://journal.ar-raniry.ac.id/ppg/article/view/6761