Heller, Janusz, Rafał Warżała, and Kamil Kotliński. “Introduction of the Single Currency and Inflation - the Case of Central and Eastern European Countries”. Olsztyn Economic Journal 14, no. 2 (June 28, 2019): 133–144. Accessed November 24, 2024. https://czasopisma.uwm.edu.pl/index.php/oej/article/view/3966.