Jaichuang, S., U. Prasertsin, P. Roopsuwankun, and N. Chavasirikultol. “Ethical Leadership of School Administrators Under the Sai Mai District Office, Bangkok Metropolitan Administration”. Journal of Integration Social Sciences and Development, vol. 6, no. 2, Aug. 2026, pp. 452-64, https://so15.tci-thaijo.org/index.php/JISSD/article/view/4168.