Klinphanich, W. “Impact of Business Nature on Corporate Governance Report through a Degree of Independence of Board of Directors: A Case Study of Listed Companies in the Stock Exchange of Thailand”. Asian Interdisciplinary and Sustainability Review, vol. 7, no. 1, Sept. 2019, pp. 210-8, https://so05.tci-thaijo.org/index.php/PSAKUIJIR/article/view/218137.