# Józef Krzepela
**Wikidata**: [Q28355859](https://www.wikidata.org/wiki/Q28355859)  
**Source**: https://4ort.xyz/entity/j-zef-krzepela


## References

1. BnF authorities
2. Czech National Authority Database
3. Virtual International Authority File
4. Bibliography of the History of the Czech Lands
5. MAK