# Jan Olaszek

> Polish historian

**Wikidata**: [Q111632167](https://www.wikidata.org/wiki/Q111632167)  
**Source**: https://4ort.xyz/entity/jan-olaszek


## References

1. Czech National Authority Database
2. Polish Science
3. [Source](https://isppan.waw.pl/kadra/dr-jan-olaszek/)
4. Virtual International Authority File
5. MAK