Koźmiński, Krzysztof, és Jan Rudnicki. „The COVID Crisis As a Sample Tube With Contemporary Legal Phenomena”. Central European Journal of Comparative Law 1, no. 2 (december 9, 2020): 105–121. Elérés október 29, 2026. https://ojs.mtak.hu/index.php/cejcl/article/view/5028.