# Ernst Tiessen
**Wikidata**: [Q55847064](https://www.wikidata.org/wiki/Q55847064)  
**Source**: https://4ort.xyz/entity/ernst-tiessen


## References

1. Deutsche Biographie
2. Integrated Authority File
3. IdRef
4. Catalog of the German National Library
5. NUKAT
6. MAK
7. BnF authorities