Thongkaew, Krishna, and บุญกำเนิด เสน่ห์. “Informal education management to reduce the inequality in the knowledge dimension by Surat Thani City Community Parents Network”. RMUTL Journal of Socially Engaged Scholarship 8, no. 1 (July 31, 2024): 1–10. accessed June 9, 2025. https://so07.tci-thaijo.org/index.php/JsesRMUTL/article/view/2892.