# Ettore De Ruggiero

> Italian historian, philologist and teacher (1839-1926)

**Wikidata**: [Q3733911](https://www.wikidata.org/wiki/Q3733911)  
**Source**: https://4ort.xyz/entity/ettore-de-ruggiero


## References

1. Czech National Authority Database
2. Virtual International Authority File
3. Faceted Application of Subject Terminology
4. CiNii Research
5. BnF authorities
6. [Source](http://digitale.beic.it/primo_library/libweb/action/search.do?fn=search&vid=BEIC&vl%283134987UI0%29=creator&vl%28freeText0%29=De%20Ruggiero%20Ettore)
7. CONOR.SI
8. Dizionario Biografico degli Italiani
9. Treccani's Enciclopedia on line
10. Enciclopedia Treccani