# Jerzy Fonkowicz
**Wikidata**: [Q7941775](https://www.wikidata.org/wiki/Q7941775)  
**Source**: https://4ort.xyz/entity/jerzy-fonkowicz


## References

1. Virtual International Authority File
2. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
3. Integrated Authority File
4. Bibliography of the History of the Czech Lands