# Alexander Classen

> German chemist (1843-1934)

**Wikidata**: [Q97182](https://www.wikidata.org/wiki/Q97182)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Alexander_Classen)  
**Source**: https://4ort.xyz/entity/alexander-classen


## References

1. Integrated Authority File
2. International Standard Name Identifier
3. VDI-Z Integrierte Produktion
4. Virtual International Authority File
5. CONOR.SI