FITRIYANI, D. E.; RATNASARI, Y. .; AMALIYAH, F. . IMPLEMENTASI MODEL PROBLEM BASED LEARNING UNTUK MENINGKATKAN KEMAMPUAN PEMECAHAN MASALAH MATEMATIS SISWA SD . Al-Irsyad Journal of Mathematics Education, [S. l.], v. 5, n. 1, p. 91–103, 2025. DOI: 10.58917/ijme.v5i1.407. Disponível em: http://ejurnal.stkipddipinrang.ac.id/index.php/wjme/article/view/407. Acesso em: 25 nov. 2025.