# Stefan Sperlich

> Ph.D. Humboldt-Universität zu Berlin 1998

**Wikidata**: [Q102200621](https://www.wikidata.org/wiki/Q102200621)  
**Source**: https://4ort.xyz/entity/stefan-sperlich


## References

1. Integrated Authority File
2. BnF authorities
3. Mathematics Genealogy Project
4. Virtual International Authority File
5. National Library of Israel Names and Subjects Authority File