Machowski, Jacek2024-02-012024-02-012021-12Warstwy Nr 4 (2021), s. 170-1712544-4824https://repozytorium.ur.edu.pl/handle/item/9787polAttribution-NonCommercial-NoDerivs 3.0 Polandhttp://creativecommons.org/licenses/by-nc-nd/3.0/pl/article