# Matthias Classen
**Wikidata**: [Q55123940](https://www.wikidata.org/wiki/Q55123940)  
**Source**: https://4ort.xyz/entity/matthias-classen


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. [Source](https://www.deutsche-biographie.de/sfz8392.html)