# Markku Ropponen

> Finnish author

**Wikidata**: [Q16990172](https://www.wikidata.org/wiki/Q16990172)  
**Source**: https://4ort.xyz/entity/markku-ropponen


## References

1. [2025](https://www.ksml.fi/paikalliset/8281332)
2. Virtual International Authority File