# Alois Sopr
**Wikidata**: [Q18745763](https://www.wikidata.org/wiki/Q18745763)  
**Source**: https://4ort.xyz/entity/alois-sopr


## References

1. Czech National Authority Database
2. The Fine Art Archive
3. [regional database of the Pilsen City Library](https://tritius.plzen.eu/authority/47551)
4. [2015](https://www.prazskyhradarchiv.cz/file/edee/vyznamenani/nu.pdf)
5. Virtual International Authority File
6. Křížky a vetřelci
7. IdRef
8. Bibliography of the History of the Czech Lands