# Petr Kopal
**Wikidata**: [Q24702716](https://www.wikidata.org/wiki/Q24702716)  
**Source**: https://4ort.xyz/entity/petr-kopal


## References

1. Czech National Authority Database
2. [The Fine Art Archive](https://cs.isabart.org/person/39216)
3. [regional database of the  Research Library in Hradec Králové](https://aleph.svkhk.cz/F/?func=direct&doc_number=000000617&local_base=hka10&format=999)
4. [regional database of the  Research Library in Hradec Králové](https://www.svkhk.cz/tools/vyroci.asp?zobr=fulllist)
5. [regional database of the Municipal Library of Hradec Kralove](https://kmhk.tritius.cz/authority/1855361)
6. [Collection of Registry Books at Prague City Archives](https://katalog.ahmp.cz/pragapublica/permalink?xid=48D53ED22AD64E9FA3FDC87234169A65&scan=274#scan274)
7. Virtual International Authority File
8. CONOR.SI
9. Bibliography of the History of the Czech Lands
10. [Regional Database of the Central Bohemian Research Library in Kladno](https://ipac.svkkl.cz/arl-kl/cs/detail-kl_us_auth-0306770-Kopal-Petr-18341917)