HAMDAN, U.; HANIFA; WASHILA NUR AZIZAH PUTRI; MUHAMMAD FARHAN; NUR WIJI SHOLIKIN. PENINGKATAN KEMAMPUAN BERPIKIR SPASIAL SISWA MELALUI METODE PEMBELAJARAN PROBLEM BASED LEARNING. Al-Irsyad Journal of Mathematics Education, [S. l.], v. 5, n. 1, p. 339–351, 2026. DOI: 10.58917/ijme.v5i1.568. Disponível em: https://ejurnal.stkipddipinrang.ac.id/index.php/wjme/article/view/568. Acesso em: 11 jan. 2026.