# Johanna Wollf-Friedberg
**Wikidata**: [Q15446211](https://www.wikidata.org/wiki/Q15446211)  
**Source**: https://4ort.xyz/entity/johanna-wollf-friedberg


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. [Source](http://imslp.org/wiki/Category:Wollf-Friedberg%2C_Johanna)