# Johan Christoph Schönfeld

> Ph.D. Technische Universiteit Delft 1951

**Wikidata**: [Q73539181](https://www.wikidata.org/wiki/Q73539181)  
**Source**: https://4ort.xyz/entity/johan-christoph-sch-nfeld


## References

1. IdRef
2. Mathematics Genealogy Project
3. dataset Library TU Delft. 2017
4. Virtual International Authority File