Management of Water Resources in a Hyper-Arid Area: Strategy and Issues (Case of Oued-Souf Valley-South Eastern of Algeria)Salim Khechana، El-Fadel DerradjiJournal of Water Resource and Protectionالمجلّد 04، (11)، الصفحات 922-9282012مقال وصول مفتوح 7
