ชยพรกุลพิมลวรรณ, and ใจเก่งกิจเอมอร. 2019. “Value-Relevance of Corporate Social Responsibility Disclosure: Empirical Evidence from London Stock Exchange”. Journal of Humanities and Social Sciences University of Phayao 7 (1), 173 -92. https://www.tci-thaijo.org/index.php/Humanties-up/article/view/196481.