# Hellmut Laun
**Wikidata**: [Q55989263](https://www.wikidata.org/wiki/Q55989263)  
**Source**: https://4ort.xyz/entity/hellmut-laun


## References

1. Catalog of the German National Library
2. BnF authorities
3. datos.bne.es
4. CONOR.SI
5. Faceted Application of Subject Terminology