Permatasari I, Marlina R. Pengaruh Model Pembelajaran Problem Based Learning Terhadap Kemampuan Pemecahan Masalah Matematis. dima [Internet]. 2023 Jul. 18 [cited 2024 May 12];5(2):295-304. Available from: https://ejournal.unma.ac.id/index.php/dm/article/view/5528