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Mashfufah, Gugus Rahmadi, Muliadi. PENERAPAN MODEL PROBLEM BASED LEARNING UNTUK MENINGKATKAN HASIL BELAJAR MATEMATIKA PESERTA DIDIK. MADU [Internet]. 2023 Oct. 29 [cited 2025 Nov. 12];1(2):329-35. Available from: https://institutpermatamandalika.com/index.php/MADU/article/view/61