# Matthäus Avenarius
**Wikidata**: [Q55848234](https://www.wikidata.org/wiki/Q55848234)  
**Source**: https://4ort.xyz/entity/matth-us-avenarius


## References

1. Integrated Authority File
2. Czech National Authority Database
3. Catalog of the German National Library
4. Deutsche Biographie
5. International Music Score Library Project
6. Virtual International Authority File