# Eugen Borel
**Wikidata**: [Q55895454](https://www.wikidata.org/wiki/Q55895454)  
**Source**: https://4ort.xyz/entity/eugen-borel


## References

1. Integrated Authority File
2. CERL Thesaurus
3. Catalog of the German National Library
4. Czech National Authority Database
5. BnF authorities
6. datos.bne.es
7. MAK
8. [Source](http://thesaurus.cerl.org/record/cnp01077097)