# Alois Knöpfler
**Wikidata**: [Q19127074](https://www.wikidata.org/wiki/Q19127074)  
**Source**: https://4ort.xyz/entity/alois-kn-pfler


## References

1. BnF authorities
2. general catalog of BnF
3. Virtual International Authority File
4. [Source](https://kalliope-verbund.info/DE-611-BF-7780)
5. IdRef
6. National Library of Israel Names and Subjects Authority File
7. Bibliography of the History of the Czech Lands