# Hermann Gaehtgens
**Wikidata**: [Q55089221](https://www.wikidata.org/wiki/Q55089221)  
**Source**: https://4ort.xyz/entity/hermann-gaehtgens-q55089221


## References

1. Czech National Authority Database
2. Catalog of the German National Library
3. CiNii Research
4. Baltisches biografisches Lexikon digital
5. NUKAT