@article{65ca3439-0df3-47e8-a066-1be120affbf8,
author = {Janusz Kaczmarek},
title = {Język naturalny i problem identyczności},
journal = {Principia},
volume = {2001},
number = {Tom 30-31},
year = {2001},
issn = {0867-5392},
pages = {99-115},keywords = {},
abstract = {},
doi = {},
url = {https://ejournals.eu/czasopismo/principia/artykul/jezyk-naturalny-i-problem-identycznosci}
}