Huterski, R., and E. Kaz. “Corporate Social Responsibility Indices for Shares Listed on the Warsaw and Moscow Stock Exchanges: Design Limitations of Information Value for Socially Responsible Investors”. Ekonomia I Prawo. Economics and Law, vol. 19, no. 2, June 2020, pp. 261-73, doi:10.12775/EiP.2020.018.