ERNAWATI, Ernawati; MUZAINI, Muhammad. The Analysis of Students’ Difficulties in Solving Systems of Linear Equation Problems in Two Variables. Jurnal Studi Guru dan Pembelajaran, [S. l.], v. 3, n. 3, p. 391–398, 2020. Disponível em: https://www.e-journal.my.id/jsgp/article/view/405. Acesso em: 8 jul. 2025.