PENERAPAN MODEL PROBLEM BASED LEARNING TERHADAP KEMAMPUAN PEMAHAMAN KONSEP MATEMATIS PESERTA DIDIK KELAS VIII SMP NEGERI 7 PADANG. Jurnal Edukasi dan Penelitian Matematika, [S. l.], v. 14, n. 4, 2025. DOI: 10.24036/gt7n3973. Disponível em: https://jepm.ppj.unp.ac.id/index.php/jepm/article/view/160. Acesso em: 1 feb. 2026.