# Josef Kalla
**Wikidata**: [Q95109241](https://www.wikidata.org/wiki/Q95109241)  
**Source**: https://4ort.xyz/entity/josef-kalla


## References

1. Database of the Military Historical Archive
2. [Database of the Military Historical Archive](http://www.vuapraha.cz/soldier/20478241)
3. Czech National Authority Database
4. Virtual International Authority File
5. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
6. Database of members of the Czechoslovak Republic of military units abroad for the World War II