# Jan Jirák
**Wikidata**: [Q95309040](https://www.wikidata.org/wiki/Q95309040)  
**Source**: https://4ort.xyz/entity/jan-jir-k-q95309040


## References

1. Czech National Authority Database
2. Catalog of the German National Library
3. [The Fine Art Archive](https://cs.isabart.org/person/123930)
4. Virtual International Authority File
5. Deutsche Biographie
6. Bibliography of the History of the Czech Lands