# Patrick H. D. O'Callaghan

> Ph.D. University of Warwick 2012

**Wikidata**: [Q102415990](https://www.wikidata.org/wiki/Q102415990)  
**Source**: https://4ort.xyz/entity/patrick-h-d-o-callaghan


## References

1. Integrated Authority File
2. Mathematics Genealogy Project
3. Virtual International Authority File
4. [Source](https://data.dnb.de/opendata/authorities-gnd-person_lds.rdf.gz)