# Ivan Tolstoy

> American geophysicist, writer

**Wikidata**: [Q58476264](https://www.wikidata.org/wiki/Q58476264)  
**Source**: https://4ort.xyz/entity/ivan-tolstoy-q58476264


## References

1. IdRef
2. [Source](http://www.ivantolstoy.com/)
3. [Source](https://viaf.org/viaf/data/viaf-20230206-links.txt.gz)
4. Persée
5. Virtual International Authority File
6. VIAF ID
7. Library of Congress Authorities
8. Czech National Authority Database
9. National Library of Israel Names and Subjects Authority File