Chankuna, D., A. Chanthonsarasom, K. Inchana, T. Sukdee, and N. Sriboon. “IMPACT OF COVID-19 ON SPORT INDUSTRY IN THAILAND”. Academic Journal of Thailand National Sports University, vol. 13, no. 2, Apr. 2021, pp. 263-76, https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/250747.