# Stephan Ehlen
**Wikidata**: [Q26252595](https://www.wikidata.org/wiki/Q26252595)  
**Source**: https://4ort.xyz/entity/stephan-ehlen


## References

1. Integrated Authority File
2. Mathematics Genealogy Project
3. [Mathematics Genealogy Project](https://www.genealogy.math.ndsu.nodak.edu/id.php?id=179422)
4. Virtual International Authority File