# Maria Fredro-Boniecka
**Wikidata**: [Q112519536](https://www.wikidata.org/wiki/Q112519536)  
**Source**: https://4ort.xyz/entity/maria-fredro-boniecka


## References

1. Czech National Authority Database
2. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)