# Ernst Heigenmoser
**Wikidata**: [Q94917021](https://www.wikidata.org/wiki/Q94917021)  
**Source**: https://4ort.xyz/entity/ernst-heigenmoser


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. [online catalogue of Huis van het boek](https://mmm-web.adlibhosting.com/AIS6/Details/collect/7548665)