# Helena Rasker

> Dutch opera singer - contralto

**Wikidata**: [Q131323565](https://www.wikidata.org/wiki/Q131323565)  
**Source**: https://4ort.xyz/entity/helena-rasker


## References

1. Czech National Authority Database
2. [website](https://www.bach-cantatas.com/Bio/Rasker-Helena.htm)
3. International Standard Name Identifier
4. Virtual International Authority File
5. German National Library