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Shinta, Putri, Sakur, and Susda Heleni. 2024. “Implementing the Problem-Based Learning Model to Improve students’ Mathematical Problem-Solving Ability”. Jurnal Absis: Jurnal Pendidikan Matematika Dan Matematika 7 (2):300-309. https://doi.org/10.30606/absis.v7i2.2668.