Ding, Xiao Wei. “The Effect of WeChat-Assisted Problem-Based Learning on the Critical Thinking Disposition of EFL Learners”. International Journal of Emerging Technologies in Learning (iJET) 11, no. 12 (December 8, 2016): pp. 23–29. Accessed December 4, 2024. https://online-journals.org/index.php/i-jet/article/view/5927.