# Robert Allen Derrenbacker
**Wikidata**: [Q93228791](https://www.wikidata.org/wiki/Q93228791)  
**Source**: https://4ort.xyz/entity/robert-allen-derrenbacker


## References

1. Czech National Authority Database
2. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
3. Virtual International Authority File