แก่นการ วราทิพย์. “Development of Health and Cultural Tourism With Community Participation Around Bung Bua Park, Ubon Ratchathani Province”. UBRU Journal for Public Health Research 7, no. 2 (February 8, 2019): 185–194. Accessed April 20, 2024. https://he02.tci-thaijo.org/index.php/ubruphjou/article/view/171155.