# Martin Classen

> researcher

**Wikidata**: [Q89020534](https://www.wikidata.org/wiki/Q89020534)  
**Source**: https://4ort.xyz/entity/martin-classen-q89020534


## References

1. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-7763-8438/employment/6958293)
2. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-7763-8438/employment/16752399)
3. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-7763-8438/employment/11653695)
4. Virtual International Authority File
5. [Source](https://data.dnb.de/opendata/authorities-gnd-person_lds.rdf.gz)
6. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0002-7763-8438/external-identifiers/655920)
7. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0002-7763-8438/external-identifiers/1428594)
8. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0002-7763-8438/external-identifiers/1428612)
9. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0002-7763-8438/researcher-urls/1063718)