# Johan Pfeiffer
**Wikidata**: [Q18613013](https://www.wikidata.org/wiki/Q18613013)  
**Source**: https://4ort.xyz/entity/johan-pfeiffer


## References

1. Integrated Authority File
2. [LIBRIS. 2012](https://libris.kb.se/katalogisering/53hlp8bp2hs1rbv)
3. Virtual International Authority File
4. [Dictionary of Swedish National Biography](https://sok.riksarkivet.se/Sbl/Presentation.aspx?id=7250)