# Nicolaus Grudius
**Wikidata**: [Q4582531](https://www.wikidata.org/wiki/Q4582531)  
**Source**: https://4ort.xyz/entity/nicolaus-grudius


## References

1. ECARTICO
2. [BnF authorities](https://catalogue.bnf.fr/ark:/12148/cb134844887)
3. general catalog of BnF
4. Virtual International Authority File