Buauan, Atcharaporn, and Somkiet Tunkaew. “The Administration for Quality Maintenance of Small Educational Opportunity Extension Schools”. Rajapark Journal 17, no. 54 (October 31, 2023): 518–530. accessed September 28, 2026. https://so05.tci-thaijo.org/index.php/RJPJ/article/view/265006.