# John Kromkowski
**Wikidata**: [Q93242080](https://www.wikidata.org/wiki/Q93242080)  
**Source**: https://4ort.xyz/entity/john-kromkowski


## References

1. BnF authorities
2. Czech National Authority Database
3. Virtual International Authority File
4. Catalogue of the Library of the Pontifical University of the Holy Cross
5. VIAF ID