# Udo Tworuschka

> German author

**Wikidata**: [Q2473411](https://www.wikidata.org/wiki/Q2473411)  
**Source**: https://4ort.xyz/entity/udo-tworuschka


## References

1. Integrated Authority File
2. BnF authorities
3. International Standard Name Identifier
4. Virtual International Authority File
5. [BnF authorities](http://data.bnf.fr/ark:/12148/cb126879787)
6. Library of Congress Control Number
7. National Library of Israel Names and Subjects Authority File
8. Bibliography of the History of the Czech Lands