# Ragni Piene

> Norwegian mathematician

**Wikidata**: [Q4567235](https://www.wikidata.org/wiki/Q4567235)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Ragni_Piene)  
**Source**: https://4ort.xyz/entity/ragni-piene


## References

1. Czech National Authority Database
2. [Source](http://www.ams.org/fellows_by_year.cgi?year=2013)
3. [Source](http://www.ams.org/news?news_id=1680)
4. Mathematics Genealogy Project
5. general catalog of BnF
6. Virtual International Authority File
7. CiNii Research
8. [Source](https://www.ae-info.org/ae/User/Piene_Ragni)
9. Google Knowledge Graph
10. IdRef
11. National Library of Israel Names and Subjects Authority File