SAPI’I, Sapi’i. Pengembangan Perangkat Pembelajaran Sistem Persamaan Linear Dua Variabel Melalui Pendekatan Realistic Mathematic Education. Jurnal Paedagogy, [S. l.], v. 7, n. 3, p. 201–209, 2020. DOI: 10.33394/jp.v7i3.2651. Disponível em: https://e-journal3.undikma.ac.id/index.php/pedagogy/article/view/2651. Acesso em: 15 aug. 2025.