FuadahUlfah Samrotul, SaudUdin Syaefudin, HadiyantiYeni, and Trisna Nugraha. “Study of Decimal in Elementary Mathematics Textbooks from Ministry of Education and Culture of the Republic of Indonesia”. International Conference on Elementary Education 3, no. 1 (April 12, 2021): 617-628. Accessed April 20, 2024. http://proceedings.upi.edu/index.php/icee/article/view/1523.