# Adrianus Catharinus Gerardus Vermeulen
**Wikidata**: [Q94908405](https://www.wikidata.org/wiki/Q94908405)  
**Source**: https://4ort.xyz/entity/adrianus-catharinus-gerardus-vermeulen


## References

1. Catalog of the German National Library
2. Integrated Authority File
3. Virtual International Authority File
4. Biografisch Portaal