Chaiyamat, Y. และ Chalauisaeng, B. (2023) “A Lesson from a Sudden Change of the GMS Educational Policy due to the Abrupt Disruption of the COVID -19 Pandemic ”, Journal of Roi Kaensarn Academi, 8(3), น. 392–417. available at: https://so02.tci-thaijo.org/index.php/JRKSA/article/view/259189 (สืบค้น: 10 ตุลาคาม 2026).