1.
Łyczak M, Pietruszczak A. On the Definability of Leśniewski’s Copula ‘is’ in Some Ontology-Like Theories. B Sect Log [Internet]. 2018 Dec. 30 [cited 2024 May 18];47(4):233–263. Available from: https://www.czasopisma.uni.lodz.pl/bulletin/article/view/4776