Septian, Ari, Erwan Setiawan, and Yesi Noersapitri. “Improvement of Students’ Mathematical Representation Ability Using GeoGebra”. Jurnal Padegogik 6, no. 1 (January 6, 2023): 1-9. Accessed March 3, 2024. https://jurnal.unai.edu/index.php/jpd/article/view/2905.