# Johann Riederer
**Wikidata**: [Q57591797](https://www.wikidata.org/wiki/Q57591797)  
**Source**: https://4ort.xyz/entity/johann-riederer-q57591797


## References

1. Integrated Authority File
2. Catalog of the German National Library
3. Faceted Application of Subject Terminology
4. Virtual International Authority File