# Klaus-Jörg Ruhl

> German historian, opinion journalist and university teacher

**Wikidata**: [Q20180120](https://www.wikidata.org/wiki/Q20180120)  
**Source**: https://4ort.xyz/entity/klaus-j-rg-ruhl


## References

1. Integrated Authority File
2. general catalog of BnF
3. Virtual International Authority File
4. MAK
5. National Library of Israel Names and Subjects Authority File
6. [Bibliography of the History of the Czech Lands](https://biblio.hiu.cas.cz/records/df7c743f-b5c0-48df-a100-8cbe647c4aa3)