# František Xaver Havránek
**Wikidata**: [Q95122140](https://www.wikidata.org/wiki/Q95122140)  
**Source**: https://4ort.xyz/entity/franti-ek-xaver-havr-nek


## References

1. Czech National Authority Database
2. Regional Database of the Central Bohemian Research Library in Kladno
3. [regional database of the  Research Library in Hradec Králové](https://www.svkhk.cz/tools/vyroci.asp?zobr=fulllist)
4. [regional database of the Municipal Library of Hradec Kralove](https://kmhk.tritius.cz/authority/1855974)
5. [regional database of the  Research Library in Hradec Králové](https://aleph.svkhk.cz/F/?func=direct&doc_number=000057635&local_base=hka10&format=999)
6. Virtual International Authority File