# Abraham Barrero Ortega
**Wikidata**: [Q107074409](https://www.wikidata.org/wiki/Q107074409)  
**Source**: https://4ort.xyz/entity/abraham-barrero-ortega


## References

1. BnF authorities
2. [ORCID Public Data File 2023](https://pub.orcid.org/v3.0/0000-0002-6193-6043/education/451653)
3. [ORCID Public Data File 2021](https://pub.orcid.org/v3.0/0000-0002-6193-6043/employment/451651)
4. [Source](http://catalogo.pusc.it/auth/5917)
5. IdRef
6. NUKAT
7. Virtual International Authority File
8. [Source](http://datos.bne.es/persona/XX1558269.html)
9. FIDE Standard Ratings as of 31 July 2021
10. FIDE Standard Ratings as of 31 August 2021
11. FIDE Standard Ratings as of 30 April 2021
12. FIDE Standard Ratings as of 31 March 2021
13. FIDE Standard Ratings as of 31 January 2021
14. FIDE Standard Ratings as of 31 October 2021
15. [Source](https://ratings.fide.com/card.phtml?event=2225263)
16. [Source](https://crai.ub.edu/sites/default/files/autoritats/permanent/a1224054)
17. [Source](https://dialnet.unirioja.es/servlet/autor?codigo=77672)
18. [Source](http://www.365chess.com/players/Abraham_Barrero_Ortega)