# Vittorio Viviani

> Italian librettist and director (1914-1978)

**Wikidata**: [Q99657672](https://www.wikidata.org/wiki/Q99657672)  
**Source**: https://4ort.xyz/entity/vittorio-viviani


## References

1. Sapere Encyclopedia
2. Archivio Storico Ricordi
3. Virtual International Authority File
4. CiNii Research
5. Répertoire International des Sources Musicales
6. [Source](https://opac.rism.info/search?id=pe40218794)