# Ernst Spaan

> researcher

**Wikidata**: [Q53704017](https://www.wikidata.org/wiki/Q53704017)  
**Source**: https://4ort.xyz/entity/ernst-spaan


## References

1. [ORCID Public Data File 2021](https://pub.orcid.org/v3.0/0000-0002-7291-3699/education/4922639)
2. [ORCID Public Data File 2021](https://pub.orcid.org/v3.0/0000-0002-7291-3699/education/4922655)
3. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-7291-3699/employment/4922674)
4. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-7291-3699/employment/4922319)
5. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-7291-3699/employment/4922184)
6. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-7291-3699/employment/4922664)
7. [Source](https://data.dnb.de/opendata/authorities-gnd-person_lds.rdf.gz)
8. Virtual International Authority File
9. Integrated Authority File
10. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0002-7291-3699/external-identifiers/865357)
11. National Library of Israel Names and Subjects Authority File