# Sławomir Piontek
**Wikidata**: [Q95317064](https://www.wikidata.org/wiki/Q95317064)  
**Source**: https://4ort.xyz/entity/s-awomir-piontek


## References

1. IdRef
2. Catalog of the German National Library
3. Virtual International Authority File
4. Bibliography of the History of the Czech Lands