# Christoph Graefe
**Wikidata**: [Q55901934](https://www.wikidata.org/wiki/Q55901934)  
**Source**: https://4ort.xyz/entity/christoph-graefe


## References

1. CERL Thesaurus
2. MAK
3. [Source](http://thesaurus.cerl.org/record/cnp00387609)