# Laetus Bernatek
**Wikidata**: [Q11752606](https://www.wikidata.org/wiki/Q11752606)  
**Source**: https://4ort.xyz/entity/laetus-bernatek


## References

1. Biographical Dictionary of the History of the Czech Lands
2. Integrated Authority File
3. Virtual International Authority File
4. Sejm-Wielki.pl