Zhang, Jianxin, and Kanhua Yu. “Application of PPT Playing System in the General City Planning Course under a Multimedia Teaching Environment”. International Journal of Emerging Technologies in Learning (iJET) 11, no. 09 (September 29, 2016): pp. 36–40. Accessed December 4, 2024. https://online-journals.org/index.php/i-jet/article/view/6120.