# Bertl Mütter

> Austrian writer and composer

**Wikidata**: [Q828304](https://www.wikidata.org/wiki/Q828304)  
**Source**: https://4ort.xyz/entity/bertl-m-tter


## References

1. Integrated Authority File
2. Czech National Authority Database
3. International Standard Name Identifier
4. Virtual International Authority File
5. IMDb
6. Discogs