KHAFIFAH, T. E. .; RAHAYU, W. SYSTEMATIC LITERATURE REVIEW: LINGKUNGAN BELAJAR YANG MENERAPKAN MODEL PROBLEM BASED LEARNING (PBL) DALAM PEMBELAJARAN MATEMATIKA. De Fermat : Jurnal Pendidikan Matematika, [S. l.], v. 8, n. 2, p. 405–416, 2025. DOI: 10.36277/defermat.v8i2.2313. Disponível em: https://jurnal.pmat.uniba-bpn.ac.id/index.php/DEFERMAT/article/view/2313. Acesso em: 29 may. 2026.