ประถัมวงค์ษา พ. “STAKEHOLDERS’ ROLES IN TOURISM PLANNING AND DEVELOPMENT IN KHOUN DISTRICT, XIANGKHOUANG PROVINCE, LAOS PDR”. Journal of the Association of Researchers, vol. 17, no. 1, Mar. 2020, pp. 19-28, https://so04.tci-thaijo.org/index.php/jar/article/view/240717.