# Ernst Frei
**Wikidata**: [Q94297760](https://www.wikidata.org/wiki/Q94297760)  
**Source**: https://4ort.xyz/entity/ernst-frei


## References

1. Integrated Authority File
2. Virtual International Authority File
3. Faceted Application of Subject Terminology
4. [Source](https://literapedia-bern.ch/Frei,_Ernst)