Fitriani A, Basir A, Watulingas JR. Analisis Buku Teks Matematika Kurikulum 2013 Edisi Revisi 2017 Kelas VIII Pokok Bahasan Sistem Persamaan Linear Dua Variabel Berdasarkan Kriteria Bell. psnpm [Internet]. 2022Jul.31 [cited 2024May3];2(1):127-43. Available from: https://jurnal.fkip.unmul.ac.id/index.php/psnpm/article/view/1253