# Joseph Plassmann

> German astronomer (1859–1940)

**Wikidata**: [Q1707826](https://www.wikidata.org/wiki/Q1707826)  
**Source**: https://4ort.xyz/entity/joseph-plassmann


## References

1. Integrated Authority File
2. Mathematics Genealogy Project
3. International Standard Name Identifier
4. Virtual International Authority File
5. IdRef
6. CONOR.SI
7. FactGrid