# Willi Haas

> researcher

**Wikidata**: [Q57304844](https://www.wikidata.org/wiki/Q57304844)  
**Source**: https://4ort.xyz/entity/willi-haas-q57304844


## References

1. Czech National Authority Database
2. [Source](https://orcid.org/0000-0001-5599-9227)
3. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0001-5599-9227/external-identifiers/1062843)
4. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0001-5599-9227/researcher-urls/515879)