# Matti Kastu

> Finnish opera singer

**Wikidata**: [Q15706567](https://www.wikidata.org/wiki/Q15706567)  
**Source**: https://4ort.xyz/entity/matti-kastu


## References

1. [BnF authorities](https://catalogue.bnf.fr/ark:/12148/cb13943562m)
2. general catalog of BnF
3. Virtual International Authority File
4. Discogs
5. National Library of Israel Names and Subjects Authority File