# Hans Werner Heymann
**Wikidata**: [Q19284888](https://www.wikidata.org/wiki/Q19284888)  
**Source**: https://4ort.xyz/entity/hans-werner-heymann


## References

1. BnF authorities
2. Czech National Authority Database
3. general catalog of BnF
4. Virtual International Authority File
5. Integrated Authority File
6. NUKAT