# Helmut Hoyer
**Wikidata**: [Q107164828](https://www.wikidata.org/wiki/Q107164828)  
**Source**: https://4ort.xyz/entity/helmut-hoyer-q107164828


## References

1. Integrated Authority File
2. [Catalog of the German National Library](https://katalog.dnb.de/DE/resource.html?id=132948311&v=plist)
3. Catalog of the German National Library
4. [Source](https://gepris-historisch.dfg.de/person/5105368)