ชุ่มประดิษฐ์ เกศกนก, and ขุนศรี จิราพร. “Identities Analysis for the Value Added of Cultural Tourism Destinations in Chiang Rai Special Economic Zone”. Journal of Management Science Chiangrai Rajabhat University 12, no. 2 (April 24, 2018): 121–143. Accessed April 20, 2024. https://so03.tci-thaijo.org/index.php/jmscrru/article/view/119814.