# Isaac Gruterus
**Wikidata**: [Q56006709](https://www.wikidata.org/wiki/Q56006709)  
**Source**: https://4ort.xyz/entity/isaac-gruterus


## References

1. Integrated Authority File
2. Biografisch Portaal
3. Faceted Application of Subject Terminology
4. Virtual International Authority File
5. CERL Thesaurus
6. Early Modern Letters Online
7. Digital Library for Dutch Literature
8. VcBA (identifier)
9. Alvin