# Brdská vrchovina

> mountain range

**Wikidata**: [Q903436](https://www.wikidata.org/wiki/Q903436)  
**Source**: https://4ort.xyz/entity/brdsk-vrchovina


## References

1. Czech National Authority Database
2. [Czech National Geoportal](https://geoportal.gov.cz/web/guest/catalogue-client)
3. Mapy.com
4. [Bibliography of the History of the Czech Lands](https://biblio.hiu.cas.cz/records/9606429d-ee94-43e3-9bd9-ef0eb773e79b)