# Josef Kotrba
**Wikidata**: [Q95090406](https://www.wikidata.org/wiki/Q95090406)  
**Source**: https://4ort.xyz/entity/josef-kotrba


## References

1. Czech National Authority Database
2. [The Fine Art Archive](https://cs.isabart.org/person/2660)
3. [Source](http://arch-pavouk.cz/index.php/architekti/1511-kotrba-josef)
4. Regional Database of the Central Bohemian Research Library in Kladno
5. Virtual International Authority File
6. Bibliography of the History of the Czech Lands
7. The Fine Art Archive