# Vilém Ondráček
**Wikidata**: [Q95214153](https://www.wikidata.org/wiki/Q95214153)  
**Source**: https://4ort.xyz/entity/vil-m-ondr-ek


## References

1. Czech National Authority Database
2. [Olomouc City Library regional database](https://tritius.kmol.cz/authority/774808)
3. Virtual International Authority File
4. Bibliography of the History of the Czech Lands