# Jan Betka

> researcher

**Wikidata**: [Q54836864](https://www.wikidata.org/wiki/Q54836864)  
**Source**: https://4ort.xyz/entity/jan-betka


## References

1. Czech National Authority Database
2. [Records of persons of interest](http://svazky.cz/test/svazkyMT.php?jmeno=Jan&prijm=Betka&dnar=12.01.1949&hledej=Hledat)
3. [The Fine Art Archive](https://cs.isabart.org/person/72311)
4. [IS VaVaI](https://api.isvavai.cz/)
5. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0001-8772-317X/employment/14994804)
6. Virtual International Authority File
7. The Fine Art Archive
8. [Source](http://svazky.cz/test/svazkyMT.php?jmeno=Jan&prijm=Betka&dnar=12.01.1949&hledej=Hledat)
9. Bibliography of the History of the Czech Lands