# Friedrich Ritter
**Wikidata**: [Q66709110](https://www.wikidata.org/wiki/Q66709110)  
**Source**: https://4ort.xyz/entity/friedrich-ritter-q66709110


## References

1. Integrated Authority File
2. [Source](https://kalliope-verbund.info/DE-611-BF-102547)
3. Virtual International Authority File