Mudiana IG, Bayu IGW, Aspini NNA. Model Problem Based Learning Berbantuan Media Powerpoint untuk Meningkatkan Hasil Belajar Matematika Siswa SD. JIPPG [Internet]. 2021 Jul. 24 [cited 2024 May 7];4(3):383-92. Available from: https://ejournal.undiksha.ac.id/index.php/JIPPG/article/view/36096