Angsachon, A., and S. Puntrakool. “Activity-Based Learning by Using a Social Network Critical Reflective Practice Together With Project-Based Learning: A Case of the General Education Subject, Suan Dusit University”. ASEAN Journal of Education, vol. 2, no. 1, Dec. 2016, pp. 33-49, https://so01.tci-thaijo.org/index.php/AJE/article/view/180772.