1.
Sari AR, Asri Hardini AT. Meta Analisis Pengaruh Model Pembelajaran Problem Based Learning Terhadap Hasil Belajar Matematika. JIPPG [Internet]. 2020 Aug. 6 [cited 2024 Apr. 30];3(1):1-8. Available from: https://ejournal.undiksha.ac.id/index.php/JIPPG/article/view/27870