1.
Yang F, Zhang R, Zhao Y. Research on a Visual Sensing and Tracking System for Distance Education. Int. J. Emerg. Technol. Learn. [Internet]. 2019 Apr. 30 [cited 2024 Apr. 25];14(08):pp. 181-191. Available from: https://online-journals.org/index.php/i-jet/article/view/9827