# Sylvia Greiffenhagen

> German author

**Wikidata**: [Q2374204](https://www.wikidata.org/wiki/Q2374204)  
**Source**: https://4ort.xyz/entity/sylvia-greiffenhagen


## References

1. BnF authorities
2. Virtual International Authority File
3. Integrated Authority File
4. NUKAT
5. MAK
6. National Library of Israel Names and Subjects Authority File