# Ludwig Koch
**Wikidata**: [Q94854264](https://www.wikidata.org/wiki/Q94854264)  
**Source**: https://4ort.xyz/entity/ludwig-koch-q94854264


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Virtual International Authority File
4. Deutsche Biographie
5. CERL Thesaurus
6. The LiederNet Archive
7. [Source](https://opac.rism.info/search?id=pe27559)