Vimalin, K., M. Orsuwan, P. Buasuwan, and S. Sarnswang. “Applying The Principles of The Philosophy of Sufficiency Economy to Address The Problem of Teacher Indebtedness”. Srinakharinwirot Research and Development Journal of Humanities and Social Sciences, vol. 17, no. 2, July-December, Dec. 2025, pp. 1-13, Article 270355, https://so04.tci-thaijo.org/index.php/swurd/article/view/270355.