Ge, Dongjun, Xiaoyue Wang, and Jingting Liu. “A Teaching Quality Evaluation Model for Preschool Teachers Based on Deep Learning”. International Journal of Emerging Technologies in Learning (iJET) 16, no. 03 (February 12, 2021): pp. 127–143. Accessed April 28, 2024. https://online-journals.org/index.php/i-jet/article/view/20471.