# Rudolf Pilfousek
**Wikidata**: [Q9323817](https://www.wikidata.org/wiki/Q9323817)  
**Source**: https://4ort.xyz/entity/rudolf-pilfousek


## References

1. Czech National Authority Database
2. Slovak Wikipedia
3. Virtual International Authority File
4. German Federal Archives (Berlin-Lichterfelde)
5. Bibliography of the History of the Czech Lands