# Stanisław Leśniewski

> Polish mathematician and philosopher (1886-1939)

**Wikidata**: [Q528493](https://www.wikidata.org/wiki/Q528493)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Stanisław_Leśniewski)  
**Source**: https://4ort.xyz/entity/stanis-aw-le-niewski


## References

1. [Source](https://books.google.cat/books?id=ueZfDwAAQBAJ&pg=PA209)
2. [Source](https://books.google.cat/books?id=0bK8BAAAQBAJ&pg=PA5)
3. [Source](https://books.google.cat/books?id=ueZfDwAAQBAJ&pg=PA210)
4. Mathematics Genealogy Project
5. Open Library
6. Faceted Application of Subject Terminology
7. MacTutor History of Mathematics archive
8. SNAC
9. Encyclopædia Britannica Online
10. Internet Philosophy Ontology project
11. Brockhaus Enzyklopädie
12. Freebase Data Dumps. 2013
13. Virtual International Authority File
14. Treccani's Enciclopedia on line
15. Treccani Philosophy
16. Sejm-Wielki.pl
17. National Library of Israel Names and Subjects Authority File