Enciclopedia Italiana link

https://www.treccani.it/enciclopedia/etienne-francois-geoffroy/?search=Geoffroy%2C%20Etienne-Fran%C3%A7ois%2F

Wikipedia link

https://it.wikipedia.org/wiki/%C3%89tienne-Fran%C3%A7ois_Geoffroy

Viaf Link

https://viaf.org/viaf/17213123/#Geoffroy,_%C3%89tienne_Fran%C3%A7ois,_1672-1731