Deng, Qing. “A Comprehensive Evaluation System of Practical Ability of Physical Education Teaching Based on Classification and Clustering Algorithm”. International Journal of Emerging Technologies in Learning (iJET) 16, no. 19 (October 12, 2021): pp. 152–165. Accessed November 22, 2024. https://online-journals.org/index.php/i-jet/article/view/26163.