# Josef Keller
**Wikidata**: [Q95169863](https://www.wikidata.org/wiki/Q95169863)  
**Source**: https://4ort.xyz/entity/josef-keller-q95169863


## References

1. Students of the Universities of Prague 1882–1945
2. Czech National Authority Database
3. [Students of the Universities of Prague 1882–1945](http://is.cuni.cz/webapps/archiv/public/person/se/1209296494578326)
4. BillionGraves
5. Virtual International Authority File
6. Český hudební slovník osob a institucí
7. Bibliography of the History of the Czech Lands