Phramhan, N., P. Thongjuaphet, P. Niamkaew, P. Maneepairat, P. Supattachaiwong, and M. Suttipun. “Integrated Reporting on Firm Value by Listed Companies in the Stock Exchange of Thailand (SET100)”. Journal of Management Science Chiangrai Rajabhat University, vol. 14, no. 2, Sept. 2019, pp. 112-3, https://so03.tci-thaijo.org/index.php/jmscrru/article/view/122764.