# Martin Helmchen

> German pianist

**Wikidata**: [Q122411](https://www.wikidata.org/wiki/Q122411)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Martin_Helmchen)  
**Source**: https://4ort.xyz/entity/martin-helmchen


## References

1. Integrated Authority File
2. [MusicBrainz](https://musicbrainz.org/artist/cc7cbd24-0d24-4bb8-b86a-8ebc48cffe71)
3. Czech National Authority Database
4. general catalog of BnF
5. MusicBrainz
6. Virtual International Authority File
7. BBC Things
8. Library of Congress Control Number
9. YouTube API