# Ubaldo Vargas Martínez
**Wikidata**: [Q97064688](https://www.wikidata.org/wiki/Q97064688)  
**Source**: https://4ort.xyz/entity/ubaldo-vargas-mart-nez


## References

1. Integrated Authority File
2. IdRef
3. Catalog of the German National Library
4. [Source](https://pust.urbe.it/cgi-bin/koha/opac-authoritiesdetail.pl?marc=1&authid=27995)