# Bolesław the Forgotten

> Duke of Poland

**Wikidata**: [Q2427569](https://www.wikidata.org/wiki/Q2427569)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Bolesław_the_Forgotten)  
**Source**: https://4ort.xyz/entity/boles-aw-the-forgotten


## References

1. Мазовецкие анналы
2. [Bibliography of the History of the Czech Lands](https://biblio.hiu.cas.cz/records/7c02e3ed-ec53-479e-95e8-010104949d4c)