# Sonja Hagemann

> Norwegian historian (1898-1983)

**Wikidata**: [Q1780023](https://www.wikidata.org/wiki/Q1780023)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Sonja_Hagemann)  
**Source**: https://4ort.xyz/entity/sonja-hagemann


## References

1. International Standard Name Identifier
2. Virtual International Authority File
3. Norsk biografisk leksikon
4. Great Norwegian Encyclopedia
5. Freebase Data Dumps. 2013