# Wilhelmus Jacobus van der Hart

> Ph.D. Universiteit Leiden 1968

**Wikidata**: [Q102310610](https://www.wikidata.org/wiki/Q102310610)  
**Source**: https://4ort.xyz/entity/wilhelmus-jacobus-van-der-hart


## References

1. Mathematics Genealogy Project
2. Dutch National Thesaurus for Author Names