# Mark Holder

> researcher

**Wikidata**: [Q42781368](https://www.wikidata.org/wiki/Q42781368)  
**Source**: https://4ort.xyz/entity/mark-holder


## References

1. [ORCID Public Data File 2021](https://pub.orcid.org/v3.0/0000-0001-5575-0536/employment/13467850)
2. [ORCID Public Data File 2021](https://pub.orcid.org/v3.0/0000-0001-5575-0536/employment/13467883)
3. [ORCID Public Data File 2021](https://pub.orcid.org/v3.0/0000-0001-5575-0536/employment/13467904)
4. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0001-5575-0536/researcher-urls/484788)