# Josef Kalibera
**Wikidata**: [Q95363124](https://www.wikidata.org/wiki/Q95363124)  
**Source**: https://4ort.xyz/entity/josef-kalibera


## References

1. Czech National Authority Database
2. [Students of the Universities of Prague 1882–1945](http://is.cuni.cz/webapps/archiv/public/person/se/1651608575887439)
3. Virtual International Authority File
4. Bibliography of the History of the Czech Lands