# Martin Hartl

> researcher

**Wikidata**: [Q57057445](https://www.wikidata.org/wiki/Q57057445)  
**Source**: https://4ort.xyz/entity/martin-hartl-q57057445


## References

1. Czech National Authority Database
2. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0001-5432-6645/employment/12449714)
3. [IS VaVaI](https://api.isvavai.cz/)
4. Virtual International Authority File
5. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0001-5432-6645/external-identifiers/80979)
6. [ORCID Public Data File 2020](https://pub.orcid.org/v3.0_rc1/0000-0001-5432-6645/external-identifiers/1112802)