# Jonathan Duncan Oldfield

> researcher

**Wikidata**: [Q99583551](https://www.wikidata.org/wiki/Q99583551)  
**Source**: https://4ort.xyz/entity/jonathan-duncan-oldfield


## References

1. IdRef
2. [Source](https://gtr.ukri.org:443/projects?ref=AH/P004431/1)
3. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0002-3070-5066/employment/12180866)
4. [Source](https://data.dnb.de/opendata/authorities-gnd-person_lds.rdf.gz)
5. Virtual International Authority File
6. ORCID iD
7. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0002-3070-5066/external-identifiers/11026)
8. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0002-3070-5066/external-identifiers/1758497)
9. National Library of Israel Names and Subjects Authority File