# Sonja Holterman

> Norwegian writer

**Wikidata**: [Q15920192](https://www.wikidata.org/wiki/Q15920192)  
**Source**: https://4ort.xyz/entity/sonja-holterman


## References

1. Norwegian Authority File: Persons and Corporate Bodies
2. [Source](http://viaf.org/viaf/data/viaf-20170101-links.txt.gz)
3. Virtual International Authority File
4. [Source](https://rivertonklubben.no/medlemmer/)