Zhao, Yan, and Yuemeng Luo. “Autonomous Learning Mode Based on a Four-Element Teaching Design for Visual Communication Course”. International Journal of Emerging Technologies in Learning (iJET) 15, no. 19 (October 5, 2020): pp. 66–82. Accessed May 2, 2024. https://online-journals.org/index.php/i-jet/article/view/17399.