# Perttu Pölönen

> Finnish inventor, writer and composer

**Wikidata**: [Q104417383](https://www.wikidata.org/wiki/Q104417383)  
**Source**: https://4ort.xyz/entity/perttu-p-l-nen


## References

1. [Source](https://improbatur.fi/perttu-polonen/)
2. [2025](https://www.hs.fi/kulttuuri/art-2000010996390.html)
3. Czech National Authority Database
4. [Source](https://www.perttupolonen.com/)
5. Virtual International Authority File