# Josef Kostkan
**Wikidata**: [Q47636987](https://www.wikidata.org/wiki/Q47636987)  
**Source**: https://4ort.xyz/entity/josef-kostkan


## References

1. Q29982738
2. The Fine Art Archive
3. Czech National Authority Database
4. [The Fine Art Archive](https://cs.isabart.org/person/102062)