# Rudolf Hartmann
**Wikidata**: [Q107164606](https://www.wikidata.org/wiki/Q107164606)  
**Source**: https://4ort.xyz/entity/rudolf-hartmann-q107164606


## References

1. IdRef
2. Czech National Authority Database
3. Catalog of the German National Library
4. GEPRIS Historisch
5. National Library of Israel Names and Subjects Authority File