Ruppayoon, N., and P. Leekpai. “Factors Effecting the Public Participation in Tourism Management: Satun UNESCO Global Geopark”. Journal of Humanities and Social Sciences Nakhon Pathom Rajabhat University, vol. 13, no. 1, Mar. 2023, pp. 67-83, https://so07.tci-thaijo.org/index.php/HUSO-J/article/view/1605.