# Petr Šabaka
**Wikidata**: [Q40148955](https://www.wikidata.org/wiki/Q40148955)  
**Source**: https://4ort.xyz/entity/petr-abaka


## References

1. Czech National Authority Database
2. [regional database of the  Research Library in Hradec Králové](https://www.svkhk.cz/tools/vyroci.asp?zobr=fulllist)
3. [Regional Database of the Central Bohemian Research Library in Kladno](https://ipac.svkkl.cz/arl-kl/cs/detail-kl_us_auth-0222899-sabaka-Petr-1978)