ELLOK RINI WIDYANING. Analisis Kesalahan Menyelesaikan Soal Cerita Siswa Kelas VIII Materi Sistem Persamaan Linier Dua Variabel di SMP PGRI Sumobito. Journal Focus Action of Research Mathematic (Factor M), [S. l.], v. 2, n. 1, p. 1–14, 2019. DOI: 10.30762/factor_m.v2i1.1682. Disponível em: https://jurnalfaktarbiyah.iainkediri.ac.id/index.php/factorm/article/view/148. Acesso em: 23 nov. 2024.