NOVTIAR, Chandra; ARIPIN, Usman. MENINGKATKAN KEMAMPUAN BERPIKIR KRITIS MATEMATIS DAN KEPERCAYAAN DIRI SISWA SMP MELALUI PENDEKATAN OPEN ENDED. PRISMA, [S. l.], v. 6, n. 2, p. 119–131, 2017. DOI: 10.35194/jp.v6i2.122. Disponível em: https://jurnal.unsur.ac.id/index.php/prisma/article/view/122. Acesso em: 16 apr. 2026.