# Jaroslav Feifer
**Wikidata**: [Q95070067](https://www.wikidata.org/wiki/Q95070067)  
**Source**: https://4ort.xyz/entity/jaroslav-feifer


## References

1. Czech National Authority Database
2. [Students of the Universities of Prague 1882–1945](http://is.cuni.cz/webapps/archiv/public/person/se/1885206229944926)
3. [Records of persons of interest](http://svazky.cz/test/svazkyMT.php?jmeno=Jaroslav&prijm=Feifer&dnar=05.11.1914&hledej=Hledat)
4. [regional database of the Pilsen City Library](https://tritius.plzen.eu/authority/126156)
5. Virtual International Authority File
6. Encyclopedia of Plzeň History
7. Students of the Universities of Prague 1882–1945
8. [Source](http://svazky.cz/test/svazkyMT.php?jmeno=Jaroslav&prijm=Feifer&dnar=05.11.1914&hledej=Hledat)