# David O'Callaghan

> researcher (ORCID 0000-0003-4350-6143)

**Wikidata**: [Q40157944](https://www.wikidata.org/wiki/Q40157944)  
**Source**: https://4ort.xyz/entity/david-o-callaghan-q40157944


## References

1. IdRef
2. [Source](https://www.theses.fr/2004MON1T015)
3. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0003-4350-6143/external-identifiers/1458551)
4. National Library of Israel Names and Subjects Authority File