# Richard Psík
**Wikidata**: [Q95179872](https://www.wikidata.org/wiki/Q95179872)  
**Source**: https://4ort.xyz/entity/richard-ps-k


## References

1. Czech National Authority Database
2. Catalog of the German National Library
3. Virtual International Authority File
4. [Czech National Authority Database](https://aleph.nkp.cz/data/cnb.xml.gz)
5. Bibliography of the History of the Czech Lands
6. [Regional Database of the Central Bohemian Research Library in Kladno](https://ipac.svkkl.cz/arl-kl/cs/detail-kl_us_auth-0215705-Psik-Richard-1967)