# Alex Geert Castermans

> Dutch university teacher at Leiden University

**Wikidata**: [Q77086065](https://www.wikidata.org/wiki/Q77086065)  
**Source**: https://4ort.xyz/entity/alex-geert-castermans


## References

1. Leidse Hoogleraren
2. Virtual International Authority File
3. International Standard Name Identifier