# Josef Sytko
**Wikidata**: [Q95074280](https://www.wikidata.org/wiki/Q95074280)  
**Source**: https://4ort.xyz/entity/josef-sytko


## References

1. Czech National Authority Database
2. [Olomouc City Library regional database](https://tritius.kmol.cz/authority/864155)
3. Virtual International Authority File
4. Integrated Authority File
5. Bibliography of the History of the Czech Lands
6. Dictionary of Czech librarians