# Stefan Appelius

> German author

**Wikidata**: [Q2335947](https://www.wikidata.org/wiki/Q2335947)  
**Source**: https://4ort.xyz/entity/stefan-appelius


## References

1. Integrated Authority File
2. International Standard Name Identifier
3. Virtual International Authority File
4. [BnF authorities](https://catalogue.bnf.fr/ark:/12148/cb12340579f)
5. ADAGP directory