# Josef Held
**Wikidata**: [Q130773080](https://www.wikidata.org/wiki/Q130773080)  
**Source**: https://4ort.xyz/entity/josef-held-q130773080


## References

1. Catalog of the German National Library
2. [University Bibliography Tübingen](https://bibliographie.uni-tuebingen.de/xmlui/handle/10900/113310)
3. Library of Congress Authorities
4. Virtual International Authority File