# Pieter G. Cath

> Ph.D. Universiteit Leiden 1917

**Wikidata**: [Q102362709](https://www.wikidata.org/wiki/Q102362709)  
**Source**: https://4ort.xyz/entity/pieter-g-cath


## References

1. [Source](https://www.genealogieonline.nl/en/stamboom-touw-weydung/I35.php)
2. Mathematics Genealogy Project