# Karel Žák
**Wikidata**: [Q95438411](https://www.wikidata.org/wiki/Q95438411)  
**Source**: https://4ort.xyz/entity/karel-k-q95438411


## References

1. Czech National Authority Database
2. [Collection of Registry Books at Prague City Archives](http://katalog.ahmp.cz/pragapublica/permalink?xid=C2DEBDBC455A478CA3457448A04387C0&scan=140#scan140)
3. Virtual International Authority File
4. Provenio