Bhary F, Maswar M, Atikurrahman M, Afandi A. Analysis of the problem-based learning (PBL) models on geometry material in improving students’ mathematics learning outcomes. Alifmatika J. Pendidik. dan Pembelajaran Mat. [Internet]. 2023Dec.15 [cited 2024Jul.16];5(2):207-25. Available from: https://journal.ibrahimy.ac.id/index.php/Alifmatika/article/view/3397