Tang, Minh Dung, and Yen Nhi La. “Enhancing student’s Mathematical Competency in Learning the Graph and Properties of the Sine Function by Google Sheets App on Smartphone”. Dong Thap University Journal of Science - Social Sciences and Humanities Issue 13, no. 7 (October 14, 2024): 109–120. Accessed October 25, 2026. https://dthujs.vn/index.php/sshen/article/view/1687.