# František Singule
**Wikidata**: [Q95151152](https://www.wikidata.org/wiki/Q95151152)  
**Source**: https://4ort.xyz/entity/franti-ek-singule


## References

1. [regional database of the Pilsen City Library](https://tritius.plzen.eu/authority/44456)
2. Czech National Authority Database
3. Virtual International Authority File
4. Bibliography of the History of the Czech Lands
5. [Regional Database of the Central Bohemian Research Library in Kladno](https://ipac.svkkl.cz/arl-kl/cs/detail-kl_us_auth-p0016646-Singule-Frantisek-19211991)