# Johann Riedel
**Wikidata**: [Q94755391](https://www.wikidata.org/wiki/Q94755391)  
**Source**: https://4ort.xyz/entity/johann-riedel-q94755391


## References

1. Czech National Authority Database
2. Catalog of the German National Library
3. CERL Thesaurus
4. NUKAT
5. MAK