# Carl Ferdinand Steinhaus
**Wikidata**: [Q20980039](https://www.wikidata.org/wiki/Q20980039)  
**Source**: https://4ort.xyz/entity/carl-ferdinand-steinhaus


## References

1. Catalog of the German National Library
2. Virtual International Authority File
3. [Source](https://kalliope-verbund.info/DE-611-BF-102873)