# Willem Back
**Wikidata**: [Q55233501](https://www.wikidata.org/wiki/Q55233501)  
**Source**: https://4ort.xyz/entity/willem-back


## References

1. IdRef
2. Czech National Authority Database
3. [Source](http://www.ugentmemorialis.be/catalog/000003465)
4. UGentMemorialis
5. Virtual International Authority File