# Pierre-Yves Frei
**Wikidata**: [Q59346303](https://www.wikidata.org/wiki/Q59346303)  
**Source**: https://4ort.xyz/entity/pierre-yves-frei


## References

1. IdRef
2. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
3. Virtual International Authority File
4. Integrated Authority File
5. National Library of Israel Names and Subjects Authority File