# Ewald Hollebeek
**Wikidata**: [Q15454309](https://www.wikidata.org/wiki/Q15454309)  
**Source**: https://4ort.xyz/entity/ewald-hollebeek


## References

1. Catalogus Professorum Academiae Groninganae
2. Leidse Hoogleraren
3. Virtual International Authority File
4. Biografisch Portaal
5. Library of Congress Control Number