# Jaak Nõlvak

> Estonian geologist (born 1944)

**Wikidata**: [Q16405373](https://www.wikidata.org/wiki/Q16405373)  
**Source**: https://4ort.xyz/entity/jaak-n-lvak


## References

1. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-6678-9919/employment/7217592)