1. Allen, R.G., Pereira, L.S., Raes, D., Smith, M., 1998. Crop evapotranspiration, Guidelines for computing crop water requirements. FAO Irrigation and Drainage Paper No. 56. FAO, Rome, Italy.
2. Water resource potential in northern India: constraints and analyses of price and non-price solutions;Bathla;Environ. Dev. Sustain.,1999
3. Major water problems facing the world;Biswas;Int. J. Water Resour. D,2010
4. Agricultural and Environmental Resource Economics;Carlson,1993
5. Statistical Abstract, 2003–2010;CBS (Central Bureau of Statistics),2010