# Carl von Duncker
**Wikidata**: [Q19145426](https://www.wikidata.org/wiki/Q19145426)  
**Source**: https://4ort.xyz/entity/carl-von-duncker


## References

1. Integrated Authority File
2. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
3. CERL Thesaurus
4. Virtual International Authority File