Steliga, Anna2024-06-142024-06-142017-12Warstwy Nr 1 (2017), s. 942544-4824https://repozytorium.ur.edu.pl/handle/item/10574polAttribution-NonCommercial-NoDerivs 3.0 Polandhttp://creativecommons.org/licenses/by-nc-nd/3.0/pl/article