# Grzegorz Ostasz

> Polish historian

**Wikidata**: [Q16555935](https://www.wikidata.org/wiki/Q16555935)  
**Source**: https://4ort.xyz/entity/grzegorz-ostasz


## References

1. Integrated Authority File
2. Polish Science
3. [Source](https://nauka-polska.pl/#/profile/research?id=363137)
4. Virtual International Authority File
5. Library of Congress Authorities