Puapuang, K., and K. Kanchanapokin. “The Management of Rajamangala National Stadium, Sport Authority of Thailand for Service Quality”. Journal of Multidisciplinary in Humanities and Social Sciences, vol. 3, no. 1, May 2020, pp. 51-62, https://so04.tci-thaijo.org/index.php/jmhs1_s/article/view/243516.