WALIDA, S. E.; FUADY, A. LEVEL REFLECTIVE ABSTRACTION MAHASISWA DALAM PEMECAHAN MASALAH MATEMATIKA. Jurnal Pendidikan Matematika (JPM), [S. l.], v. 3, n. 2, p. 41–48, 2017. DOI: 10.33474/jpm.v3i2.594. Disponível em: https://riset.unisma.ac.id/index.php/jpm/article/view/594. Acesso em: 28 mar. 2024.