# Urs Karpf
**Wikidata**: [Q95231107](https://www.wikidata.org/wiki/Q95231107)  
**Source**: https://4ort.xyz/entity/urs-karpf


## References

1. Catalog of the German National Library
2. Integrated Authority File
3. ADAGP/CISAC membership list at 07/01/2019
4. Virtual International Authority File
5. DACS register
6. ADAGP directory