Keadplang, K. “Applying Constructive Alignment through 3Os Platforms for Graduate Students During COVID-19 in Thailand: English for Events and Exhibitions Course (ESP)”. Rajapark Journal, vol. 15, no. 43, Nov. 2021, pp. 25-37, https://so05.tci-thaijo.org/index.php/RJPJ/article/view/254161.