1. Abu-Rabia, A., 1994. The Negev Bedouin and Livestock Rearing. Berg Publishers, Oxford, UK, 139pp.
2. Urbanization processes in the central coastal plain and their effect on national economic planning and on the policy of population dispersal’;Barkai,1980
3. The Urbanization of the Nomadic Bedouin Population of the Negev 1967–1992;Ben-David,1993
4. BIDR, 2000. The First National Report on the Implementation of the United Nation Convention to Combat Desertification. Jacob Blaustein Institute for Desert Research, Midreshet Ben-Gurion (http://www.unccd.int).
5. Climatic Atlas of Israel for Physical and Environmental Planning and Design;Bitan,1991