Kocmanová, Alena, Zdeněk Karpíšek, and Markéta Klímková. “The Construction of Environmental Indicators for Determination of Performance of ESG Indicators to Support Decision-Making of Investors”. Business: Theory and Practice 13, no. 4 (December 31, 2012): 333-342. Accessed December 7, 2021. https://journals.vgtu.lt/index.php/BTP/article/view/8589.