# Kazimierz Piekarski

> Polish historian

**Wikidata**: [Q11738225](https://www.wikidata.org/wiki/Q11738225)  
**Source**: https://4ort.xyz/entity/kazimierz-piekarski


## References

1. BnF authorities
2. Integrated Authority File
3. Sejm-Wielki.pl
4. Faceted Application of Subject Terminology
5. Virtual International Authority File
6. Internetowy Polski Słownik Biograficzny
7. Czech National Authority Database
8. Bibliography of the History of the Czech Lands