# Irena Krońska
**Wikidata**: [Q23943932](https://www.wikidata.org/wiki/Q23943932)  
**Source**: https://4ort.xyz/entity/irena-kro-ska


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. Sejm-Wielki.pl
4. National Library of Israel Names and Subjects Authority File
5. Bibliography of the History of the Czech Lands