# Willem Ouwerkerk
**Wikidata**: [Q117851810](https://www.wikidata.org/wiki/Q117851810)  
**Source**: https://4ort.xyz/entity/willem-ouwerkerk


## References

1. RKDartists
2. [Collectie Boijmans Online](https://www.boijmans.nl/en/collection/artworks/113363/discussion-between-joseph-beuys-and-peter-struycken)