Rakngam, Nattapong, and Waraduang Sommanasak. “Quality of life under the establishment of Philosophy of Sufficiency Economy and New Agricultural Theory Learning Center of the Sub-district”. Journal of Public Administration Chiang Rai Rajabhat University 5, no. 1 (June 29, 2022): 47–56. accessed April 12, 2025. https://so16.tci-thaijo.org/index.php/POPACRRU/article/view/834.