# Jerzy Cygan

> Polish historian

**Wikidata**: [Q11724489](https://www.wikidata.org/wiki/Q11724489)  
**Source**: https://4ort.xyz/entity/jerzy-cygan


## References

1. BnF authorities
2. Czech National Authority Database
3. Polish Science
4. general catalog of BnF
5. Virtual International Authority File
6. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)