# Jerzy Pysiak

> Polish historian and medievalist

**Wikidata**: [Q18430639](https://www.wikidata.org/wiki/Q18430639)  
**Source**: https://4ort.xyz/entity/jerzy-pysiak


## References

1. BnF authorities
2. Polish Science
3. [Source](https://nauka-polska.pl/#/profile/research?id=91321)
4. Virtual International Authority File
5. WorldCat Entities
6. IdRef
7. Czech National Authority Database
8. LibraryThing
9. Bibliography of the History of the Czech Lands