# Sergej Petras
**Wikidata**: [Q95073035](https://www.wikidata.org/wiki/Q95073035)  
**Source**: https://4ort.xyz/entity/sergej-petras


## References

1. Czech National Authority Database
2. [The Fine Art Archive](https://cs.isabart.org/person/164078)
3. [Source](https://www.valka.cz/topic/view/33219#619312)
4. Virtual International Authority File
5. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
6. [Source](https://www.valka.cz/topic/view/33628)
7. [Records of persons of interest](http://svazky.cz/test/svazkyMT.php?jmeno=Sergej&prijm=Petras&dnar=08.11.1921&hledej=Hledat)
8. [Source](http://svazky.cz/test/svazkyMT.php?jmeno=Sergej&prijm=Petras&dnar=08.11.1921&hledej=Hledat)
9. The Fine Art Archive
10. Bibliography of the History of the Czech Lands