Jin, Yongxian, and Mengqi Jin. “The Challenges and Countermeasures of MOOC to the Teaching Reform in Universities”. IJRDO- Journal of Educational Research 3, no. 8 (August 31, 2018): 06-12. Accessed May 2, 2025. https://www.ijrdo.org/index.php/er/article/view/2222.