Rattanasuwan, Natthaphong, Prayoon Imiwat, and Phuripat Kaewsri. “Development of integrated local development plan process of Pong-Ngam Subdistrict Administrative Organization, Mae Sai District, Chiang Rai Province”. Journal of Public Administration Chiang Rai Rajabhat University 8, no. 1 (June 30, 2025): 1–24. accessed July 13, 2025. https://so16.tci-thaijo.org/index.php/POPACRRU/article/view/1169.