# F. R. J. Knetsch
**Wikidata**: [Q62886450](https://www.wikidata.org/wiki/Q62886450)  
**Source**: https://4ort.xyz/entity/f-r-j-knetsch


## References

1. Biografisch Portaal
2. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
3. Faceted Application of Subject Terminology
4. [Source](https://www.rug.nl/library/collections-locations/special-collections/collections/archives-inventories/knetsch/collectie-knetsch)
5. Catalogus Professorum Academiae Groninganae
6. Digital Library for Dutch Literature
7. Catalogue of the Unione Romana Biblioteche Scientifiche
8. Virtual International Authority File
9. National Library of Israel Names and Subjects Authority File