ROSIDA, Nurlafifah; PUJIASTUTI, Heni. Analisis pemahaman konsep sistem persamaan linear dua variabel. Jurnal Analisa, [S. l.], v. 6, n. 2, p. 163–172, 2020. DOI: 10.15575/ja.v6i2.8400. Disponível em: http://journal.uinsgd.ac.id/index.php/analisa/article/view/8400. Acesso em: 3 jun. 2026.