# Johannes Freitagius

> German philosopher and university professor (1581-1641)

**Wikidata**: [Q107361](https://www.wikidata.org/wiki/Q107361)  
**Source**: https://4ort.xyz/entity/johannes-freitagius


## References

1. Integrated Authority File
2. Catalogus Professorum Academiae Groninganae
3. International Standard Name Identifier
4. Virtual International Authority File
5. CONOR.SI
6. CERL Thesaurus
7. [Source](http://www.maru.firenze.sbn.it/MareMagnum/mare_magnum.htm)
8. FactGrid
9. National Library of Israel Names and Subjects Authority File