Dabphet, S., P. Rachapradit, and K. Buddhabhumbhitak. “The Relationship Between Saving Behavior and Tourism Behavior of Foreign Tourists in Thailand”. Thammasat Journal, vol. 40, no. 1, Apr. 2021, pp. 59-83, https://so05.tci-thaijo.org/index.php/tujo/article/view/271685.