# Christoph Koch
**Wikidata**: [Q94834727](https://www.wikidata.org/wiki/Q94834727)  
**Source**: https://4ort.xyz/entity/christoph-koch-q94834727


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Czech National Authority Database
4. Faceted Application of Subject Terminology
5. CERL Thesaurus