Sources:
https://www.etymonline.com/word/olive?ref=etymonline_crossreference
https://www.cabi.org/isc/datasheet/37336#529463b4-64d1-44ac-848b-228978fa80a0
https://www.intechopen.com/chapters/41350
http://www.oliveuniversity.org/oliveoil_intro.htm
https://www.greenprophet.com/2019/09/the-olive-its-history/
https://www.abea.gr/en/history-of-olive-in-crete/
https://www.oliveoilsource.com/page/history-olive
https://www.jewishvirtuallibrary.org/olive
https://www.jpost.com/promocontent/the-olive-in-the-jewish-and-israeli-culture-193416
https://www.italianmade.com/usa/olive-oil/
https://orderisda.org/culture/italian-living/from-tree-to-table-how-italian-olive-oil-is-produced/
https://www.worldhistory.org/article/947/the-olive-in-the-ancient-mediterranean/