# Arnošt Polák
**Wikidata**: [Q41808280](https://www.wikidata.org/wiki/Q41808280)  
**Source**: https://4ort.xyz/entity/arno-t-pol-k


## References

1. Czech National Authority Database
2. Database of the Military Historical Archive
3. IdRef
4. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
5. Virtual International Authority File
6. [Source](https://aleph.nkp.cz/F/?func=find-c&local_base=aut&ccl_term=ica=xx0113502&CON_LNG=ENG)
7. Bibliography of the History of the Czech Lands