# Petri Helo

> scientist

**Wikidata**: [Q23045078](https://www.wikidata.org/wiki/Q23045078)  
**Source**: https://4ort.xyz/entity/petri-helo


## References

1. IdRef
2. Czech National Authority Database
3. Catalog of the German National Library
4. Virtual International Authority File
5. National Library of Israel Names and Subjects Authority File