# Jacek Czajewski
**Wikidata**: [Q28672659](https://www.wikidata.org/wiki/Q28672659)  
**Source**: https://4ort.xyz/entity/jacek-czajewski


## References

1. Czech National Authority Database
2. [Source](https://nauka-polska.pl/#/profile/research?id=71496)
3. Virtual International Authority File