Boruta, Tadeusz2024-02-182024-02-182019-12Warstwy Nr 3 (2019), s. 98-992544-4824https://repozytorium.ur.edu.pl/handle/item/10150polAttribution-NonCommercial-NoDerivs 3.0 Polandhttp://creativecommons.org/licenses/by-nc-nd/3.0/pl/article