# Willem Schaafsma

> Ph.D. Rijksuniversiteit Groningen 1966

**Wikidata**: [Q102116319](https://www.wikidata.org/wiki/Q102116319)  
**Source**: https://4ort.xyz/entity/willem-schaafsma


## References

1. Mathematics Genealogy Project
2. [Source](http://hoogleraren.ub.rug.nl/hoogleraren/1216)
3. National Library of Israel Names and Subjects Authority File