# Maria Józefacka
**Wikidata**: [Q11768931](https://www.wikidata.org/wiki/Q11768931)  
**Source**: https://4ort.xyz/entity/maria-j-zefacka


## References

1. IdRef
2. general catalog of BnF
3. Virtual International Authority File
4. [BnF authorities](https://catalogue.bnf.fr/ark:/12148/cb121537082)
5. Czech National Authority Database