SANTRI, D. D.; HARTONO, Y.; SOMAKIM, S. Pemodelan Matematika Untuk Belajar Aljabar. Union : Jurnal Ilmiah Pendidikan Matematika, [S. l.], v. 6, n. 3, p. 297–306, 2018. DOI: 10.30738/union.v6i3.2201. Disponível em: https://jurnal.ustjogja.ac.id/index.php/union/article/view/2201. Acesso em: 2 oct. 2022.