# Gustaf Järnefelt

> Finnish astronomer and professor

**Wikidata**: [Q5399254](https://www.wikidata.org/wiki/Q5399254)  
**Source**: https://4ort.xyz/entity/gustaf-j-rnefelt


## References

1. BiographySampo
2. The National Biography of Finland
3. Czech National Authority Database
4. Mathematics Genealogy Project
5. Uppslagsverket Finland
6. [Source](https://www.findagrave.com/cgi-bin/fg.cgi?page=gr&GSln=J%E4rnefelt&GSiman=1&GScty=404333&GRid=158649208&)
7. Virtual International Authority File