# František Šonka
**Wikidata**: [Q20799348](https://www.wikidata.org/wiki/Q20799348)  
**Source**: https://4ort.xyz/entity/q20799348


## References

1. Czech National Authority Database
2. [Regional Database of the Central Bohemian Research Library in Kladno](https://ipac.svkkl.cz/arl-kl/cs/detail-kl_us_auth-p0007749-sonka-Frantisek-1934)