Chulaphan, W., and J. Barahona Caceres. “Tourism Demand and Corruption: Are the Impacts of Relative Corruption on International Tourist Arrivals in Thailand Relevant?”. SOUTHEAST ASIAN JOURNAL OF ECONOMICS, vol. 9, no. 2, July 2021, pp. 101-2, https://so05.tci-thaijo.org/index.php/saje/article/view/249199.