# Johannes Valckenier
**Wikidata**: [Q58236130](https://www.wikidata.org/wiki/Q58236130)  
**Source**: https://4ort.xyz/entity/johannes-valckenier


## References

1. CERL Thesaurus
2. Leidse Hoogleraren
3. Biografisch Portaal
4. Early Modern Letters Online
5. Digital Library for Dutch Literature
6. Post-Reformation Digital Library
7. Virtual International Authority File