Kwaśny, Jakub, and Artur Sajnóg. “International Determinants of Comprehensive Income Reporting by Groups – An Analytical and Comparative Study of Poland and Germany”. Comparative Economic Research. Central and Eastern Europe 25, no. 2 (June 20, 2022): 163–185. Accessed December 7, 2025. https://czasopisma.uni.lodz.pl/CER/article/view/13833.