# Johannes van Spaan
**Wikidata**: [Q94898649](https://www.wikidata.org/wiki/Q94898649)  
**Source**: https://4ort.xyz/entity/johannes-van-spaan


## References

1. Catalog of the German National Library
2. Integrated Authority File
3. [Source](http://www.isni.org/0000+0003+9000+8235)
4. Biografisch Portaal
5. [Dutch National Thesaurus for Author Names](http://data.bibliotheken.nl/id/thes/p070310300)