Kanha, Tiwawan, and Sangkae Phunsiri. “Factors Affecting Toward Public Participation in Sustainable Cultural Heritage Tourism of the Communities Around Si-Thep Ancient, Phetchabun Province”. Parichart Journal 35, no. 3 (July 28, 2022): 110–128. Accessed May 2, 2024. https://so05.tci-thaijo.org/index.php/parichartjournal/article/view/252645.