Promburom, Tanya, and Narumon Kimpakorn. 2015. “Factors Affecting Tourist Experience of Eco, Culture, and Wellness Tourism in the Upper Northern Provincial Cluster 1 of Thailand: Chiang Mai, Lamphun, Lampang, Mae Hong Son”. Journal of Thai Hospitality and Tourism 10 (1):71-87. https://so04.tci-thaijo.org/index.php/tourismtaat/article/view/35509.