# Bogdan Koszel

> Polish historian

**Wikidata**: [Q9175199](https://www.wikidata.org/wiki/Q9175199)  
**Source**: https://4ort.xyz/entity/bogdan-koszel


## References

1. [BnF authorities](https://catalogue.bnf.fr/ark:/12148/cb13601714g)
2. general catalog of BnF
3. Virtual International Authority File
4. Polish Science
5. Library of Congress Authorities