# Frank Häßler
**Wikidata**: [Q28133409](https://www.wikidata.org/wiki/Q28133409)  
**Source**: https://4ort.xyz/entity/frank-h-ler


## References

1. Catalogus Professorum Rostochiensium
2. Integrated Authority File
3. Virtual International Authority File
4. National Library of Israel Names and Subjects Authority File