Wongchai, Songyot, Worapat Khumpong, and PhrakruSutananthapandit Watcharapong (Plongkhun). “Improving the Quality of Public Services at the Nan Provincial Industrial Office by Applying the Principles of Sangha Vatthu Dhamma”. Journal of Thammawat 6, no. 1 (June 30, 2025): 36–48. accessed December 6, 2025. https://so09.tci-thaijo.org/index.php/tmwj/article/view/5920.