# Q45920241

> researcher

**Wikidata**: [Q45920241](https://www.wikidata.org/wiki/Q45920241)  
**Source**: https://4ort.xyz/entity/q45920241


## References

1. Integrated Authority File
2. Czech National Authority Database
3. [ORCID Public Data File 2021](https://pub.orcid.org/v3.0/0000-0001-6361-4374/education/9060214)
4. [Source](https://www.dipf.de/de/institut/personen/hartig-johannes#3)
5. [Source](https://data.dnb.de/opendata/authorities-gnd-person_lds.rdf.gz)
6. Virtual International Authority File
7. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0001-6361-4374/researcher-urls/1170863)