# Pia Holenstein
**Wikidata**: [Q113774939](https://www.wikidata.org/wiki/Q113774939)  
**Source**: https://4ort.xyz/entity/pia-holenstein


## References

1. Catalog of the German National Library
2. Virtual International Authority File
3. Index Theologicus
4. Integrated Authority File
5. Base de données des élites suisses
6. National Library of Israel Names and Subjects Authority File