# Robert L. Christiansen

> American geologist (1935-2022)

**Wikidata**: [Q59832776](https://www.wikidata.org/wiki/Q59832776)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Bob_Christiansen_(geologist))  
**Source**: https://4ort.xyz/entity/robert-l-christiansen


## References

1. [Source](http://orcid.org/0000-0002-8017-3918)
2. Virtual International Authority File
3. National Library of Israel Names and Subjects Authority File