# Roger Friedlein
**Wikidata**: [Q21530968](https://www.wikidata.org/wiki/Q21530968)  
**Source**: https://4ort.xyz/entity/roger-friedlein


## References

1. Czech National Authority Database
2. datos.bne.es
3. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0001-8844-1721/employment/16423753)
4. [Source](http://apmembres2.iec.cat/detall.aspx?pkMembrePLE=1147)
5. [BNE authority file](http://datos.bne.es/resource/XX1687185)
6. Virtual International Authority File