Paiarsa, T. ., S. . Pouaree, and S. . Vajirakachorn. “The Struggle for Survival from Covid-19 Pandemic of Illegal Thai Workers in South Korea: A Case Study Udon Thai”. Journal of Social Development and Management Strategy, vol. 24, no. 1, Apr. 2022, pp. 119-36, https://so04.tci-thaijo.org/index.php/jsd/article/view/253992.