# Hans Jansen

> Dr. phil. Christian-Albrechts-Universität zu Kiel 1909

**Wikidata**: [Q102221829](https://www.wikidata.org/wiki/Q102221829)  
**Source**: https://4ort.xyz/entity/hans-jansen-q102221829


## References

1. Integrated Authority File
2. Mathematics Genealogy Project
3. Virtual International Authority File