Sayasane, Vathanawanh, Jatuphum Ketchatturat, and Kanokorn Somprach. “A Program Enhancement of Teachers’ Competency in Learning Management at The Center for Non-formal and Informal Education, Phu Wiang District, Khon Kaen Province”. Dhammathas Academic Journal 24, no. 3 (September 30, 2024): 349–362. accessed January 7, 2026. https://so06.tci-thaijo.org/index.php/dhammathas/article/view/267398.