Onkaew , Sutima. “Tourism Development Strategy for Effectiveness Expanding Chinese Outbound Tourism Market: A Case Study of Lanna Culture Tourism Development Region”. Dusit Thani College Journal 14, no. 2 (August 29, 2020): 273–289. accessed October 11, 2026. https://so01.tci-thaijo.org/index.php/journaldtc/article/view/243436.