Phansaita, Nalinee. “Forecasting of the Number of Polish Tourists: Emerging Market Tourists Arrival in Thailand”. Dusit Thani College Journal 12, no. 3 (April 9, 2020): 616–628. Accessed May 6, 2024. https://so01.tci-thaijo.org/index.php/journaldtc/article/view/240992.