NURHALIN, Yeremita; EFFENDI, Kiki Nia Sania. Kemampuan Penalaran Matematis Siswa SMP pada Materi Sistem Persamaan Linear Dua Variabel. Jurnal Educatio FKIP UNMA, [S. l.], v. 8, n. 1, p. 180–192, 2022. DOI: 10.31949/educatio.v8i1.1957. Disponível em: https://www.ejournal.unma.ac.id/index.php/educatio/article/view/1957. Acesso em: 16 jun. 2025.