Ashkenazi Eli, Chen Yona, Avni Yoav, and Lavee Shimon, (2015), "Fruit trees survival ability in an arid de-sert environment without irrigation in the Negev Highlands of Southern Israel", Israel Journal of Plant Sciences, 62, 5-16.

Ashkenazi Eli, Avni Yoav and Avni Gideon, (2012), "A comprehensive characterization of ancient desert agricultural systems in the Negev Highlands of Israel", Journal of Arid Environments, 86, 55-64.

Ashkenazi Eli, Chen Yona, Avni Yoav, and Lavee Shimon, (2011), "Olive trees in past desert agriculture in the Negev Highlands", Acta Horticulturae, 888, 353-360.