Teerajinda, Thee, and Sombat Karnjanakit. “Tourism Promotion for the Senior Japanese Tourists Market in Thailand”. Academic Journal of Thailand National Sports University 6, no. 1 (January 1, 2014): 111–126. accessed September 19, 2026. https://he02.tci-thaijo.org/index.php/TNSUJournal/article/view/256288.