# Gustaf Petrén
**Wikidata**: [Q6045907](https://www.wikidata.org/wiki/Q6045907)  
**Source**: https://4ort.xyz/entity/gustaf-petr-n


## References

1. [Dictionary of Swedish National Biography](https://sok.riksarkivet.se/Sbl/Presentation.aspx?id=7171)
2. Catalog of the German National Library
3. Integrated Authority File
4. Virtual International Authority File
5. [LIBRIS. 2012](https://libris.kb.se/katalogisering/31fhj55m2pgw60p)