Leethong-in, P., C. Thitipechakul, A. Ploysophon, and L. Sananram. “The Development of Instructional Model for Life Skills With Massive Open Online Courses (MOOCs)”. Journal of Graduate Research, vol. 14, no. 1, June 2023, pp. 31-50, https://so02.tci-thaijo.org/index.php/banditvijai/article/view/260557.