# Willem Heemskerk
**Wikidata**: [Q125499129](https://www.wikidata.org/wiki/Q125499129)  
**Source**: https://4ort.xyz/entity/willem-heemskerk-q125499129


## References

1. Virtual International Authority File
2. Integrated Authority File
3. IdRef
4. NUKAT
5. Norwegian Authority File: Persons and Corporate Bodies
6. International Standard Name Identifier
7. Library of Congress Authorities
8. CiNii Research