# Johann Manthen de Gerretzheim
**Wikidata**: [Q94790202](https://www.wikidata.org/wiki/Q94790202)  
**Source**: https://4ort.xyz/entity/johann-manthen-de-gerretzheim


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Library of Congress Authorities
4. CERL Thesaurus
5. Faceted Application of Subject Terminology
6. Virtual International Authority File
7. Czech National Authority Database
8. FactGrid
9. HMML Authority File