# Ewoud van Everdingen

> Ph.D. Universiteit Leiden 1897 (1873–1955)

**Wikidata**: [Q1999773](https://www.wikidata.org/wiki/Q1999773)  
**Source**: https://4ort.xyz/entity/ewoud-van-everdingen


## References

1. Catalogus Professorum Academiae Rheno-Traiectinae
2. Mathematics Genealogy Project
3. Czech National Authority Database
4. [Source](https://hetutrechtsarchief.nl/collectie/609C5B9B2DB04642E0534701000A17FD)
5. Virtual International Authority File
6. Biografisch Portaal
7. KNAW Past Members
8. Source