Pebriyani, Nais, Darojatun Nasihin, Ika Meika, R Poppy Yaniawati, and Eka Firmansyah. “Analisis Kesalahan Siswa Dalam Menyelesaikan Soal-Soal Sistem Persamaan Linear Dua Variabel”. Pasundan Journal of Mathematics Education 10, no. 1 (May 29, 2020): 18–24. Accessed July 3, 2024. https://journal.unpas.ac.id/index.php/pjme/article/view/2444.