# Stefan Okoniewski
**Wikidata**: [Q101030268](https://www.wikidata.org/wiki/Q101030268)  
**Source**: https://4ort.xyz/entity/stefan-okoniewski


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. NUKAT
4. [Source](https://wikidata-externalid-url.toolforge.org/?p=1207&url_prefix=http://nukat.edu.pl/aut/&id=n2008050445)