# Léon Volterra
**Wikidata**: [Q3271398](https://www.wikidata.org/wiki/Q3271398)  
**Source**: https://4ort.xyz/entity/l-on-volterra


## References

1. BnF authorities
2. [Source](http://roglo.eu/roglo?lang=en;p=leon;n=volterra;)
3. general catalog of BnF
4. Catalog of the German National Library
5. Virtual International Authority File
6. Roglo