Peningkatan Kemampuan Berfikir Kritis Matematika Melalui Model Problem Based Learning Pada Siswa Kelas III SD Negeri 2 Culik. JPPD: Jurnal Penelitian Pendidikan Dasar, [S. l.], v. 3, n. 02, p. 207–220, 2026. Disponível em: https://journal.lumiverapublishing.org/index.php/jppd/article/view/490. Acesso em: 27 oct. 2026.