N. Kanittinsutitong, A. B. A. Wang, N. Taihiam, S. Somwong, W. Nooring, and A. Inkaew, “Guidelines for the development of tourism for tourists with different demographic characteristics in Sichon District, Nakhon Si Thammarat Province”, lingcure, vol. 6, no. S5, pp. 40-55, Jan. 2022.