7Dale Whittington, Xun Wu, Claudia Sadoff. Water re- sources management in the Nile basin: the economic val- ue of cooperation [ J ]. Water Policy,2005, (7) : 227.
8Ragab, ChristelPrudhomme. SW - Soil and Water: Climate Change and Water Resources Management in Arid and Semi- arid Regions: Prospective and Challenges for the 21 st Century [ J ]. Biosystems Engineering, 2002,81 ( 1 ) : 3.