Tanchaisak, K., N. Wattanapanit, P. Luepong, M. Anyvatnapong, B. Thongeiam, and W. Kuptawathin. “An Investigation of the Organizational Culture at a Higher Education Institution in Thailand”. ASEAN Journal of Education, vol. 3, no. 1, Dec. 2017, pp. 1-7, https://so01.tci-thaijo.org/index.php/AJE/article/view/180614.