Kokkeadtikul, Chalermchai. “Ethical Decision Making of Media Profession in Digital Terrestrial Television Sector”. Journal of Research and Development Institute Rajabhat Maha Sarakham University 5, no. 2 (December 31, 2018): 421–430. Accessed May 5, 2024. https://so03.tci-thaijo.org/index.php/rdirmu/article/view/213946.