1. Fortunately there are substitutes for water otherwise our hydro-political futures would be impossible;Allan,1993
2. Crop Evapotranspiration, Guidelines for Computing Crop Water Requirements, FAO Irrigation and Drainage Paper 56;Allen,1998
3. Integrating agricultural water-saving technologies in Hetao irrigation district;Bai;Bull. Soil Water Conserv.,2011
4. The water footprint of Indonesian provinces related to the consumption of crop products;Bulsink;Hydrol. Earth Syst. Sci.,2010
5. Retrieval of irrigated and rainfed crop data using a general maximum entropy approach;Cai;Irrig. Sci.,2007