Allen,R.G., Pereira,L.S., Raes,D., Smith,M. 1998. Crop evapotranspiration guide Lines for computing crop water requirements. Irrigation and Drainage Paper 56, Rome, Italy. p 300
Chukalla,A.D., Krol,A.S., Hoekstra,A.Y. 2018. Trade-off between blue and grey water footprint of crop production at different nitrogen application rates under various field management practices. Science of Total Environment. 626 :962-970.
Chukalla,A.D., Krol,M.S and Hoekstra,A.Y. 2015. Green and blue water footprint reduction in irrigated agriculture: Effect of irrigation techniques, irrigation strategies and mulching, Hydrology and Earth System Sciences. 19.12: 4877-4891.
Franke,N., Mathews,R. 2013. Grey water footprint indicator of water pollution in the production of organic vs. conventional cotton in India. Water Footprint Network, 79p.
Galli,A., Wiedmann,T., Ercin,E., Knoblauch,D., Ewing,B., Giljum,S. 2012. Integrating Ecological, Carbon and Water footprint into a “Footprint Family” of indicators: Definition and role in tracking human pressure on the planet. Ecological Indicators. 16: 100-112.
Hoekstra,A.Y. 2017. Water footprint assessment: evolvement of a new research field. Water Resources Management. 31: 3061-3081.
Hoekstra,A.Y., Chapagain,A.K. 2008. Globalization of Water: Sharing the Planet’S Freshwater Resources; Blackwell: Oxford, UK.
Hoekstra,A.Y. 2013. The Water Footprint of Modern Consumer Society; Routledge, London: UK, 2013.
Karadish,F., Hoekstra,A.Y. 2017. Informing national food and water security policy through water footprint assessment: the case of Iran. Water. 9.11: 1-25.
Karadish,F., Salari,S., Darzi-Naftchali. 2015. Application of virtual water trade to evaluate cropping pattern in arid regions. Water Resources Management. 29.11: 4061–4074.
Karadish,F., Šimůnek,J. 2017. Two-dimensional modeling of nitrogen and water dynamics for various N-managed water-saving irrigation strategies using HYDRUS. Agricultural Water Management. 193: 174-190.
Karandish,F., Mousavi,S.S., Tabari,H. 2017. Climate change impact on precipitation and cardinal temperatures in different climatic zones in Iran: analyzing the probable effects on cereal water-use efficiency. Stochastic Environmental Research and Risk Assessment. 31.8: 2121-2146.
Liu,C., Kroeze,A. Hoekstra,Y and Gerbens-Leenes,W. 2012. Past and future trends in grey water footprints of anthropogenic nitrogen and phosphorus inputs to major world rivers, Ecological Indicators. 18.0:42-49,
Lovarelli,D., Bacenetti,J., Fiala,M. 2016. Water footprint of crop productions: A review. Science of Total Environment. 548.549:236-251.
Mekonnen,M.M and Hoekstra,A.Y. 2015. Global gray water footprint and water pollution levels related to anthropogenic nitrogen loads to fresh water, Environmental Science and Technology. 49.21: 12860−12868.
Mekonnen,M.M., Hoekstra,A.Y. 2014. Water footprint benchmarks for crop production: a first global assessment. Ecological Indices. 46: 214-23.
Mekonnen,M.M., Hoekstra,A.Y. 2016. Global gray water footprint and water pollution levels related to anthropogenic nitrogen loads to fresh water. Environmental Science and Technology. 49: 12860−12868.
Mekonnen,M.M., Hoekstra,A.Y. 2018. Global anthropogenic phosphorous loads to fresh water and associated grey water footprints and water pollution levels: a high-resolution global study. Water Resources Research. 54(1), 345-358
Ridoutt,B.G., Pfister,S. 2010. A revised approach to water footprinting to make transparent the impacts of consumption and production on global freshwater scarcity. Global Environmental Change. 20:113-120.
Van-Oel,P., Hoekstra,A.Y. 2012. Towards Quantification of the Water Footprint of Paper: A First Estimate of its Consumptive Component. Water Resource Management. 26.3: 733-749.
Zhang,C., McBean,E.A., Huang,J. 2014. A virtual water assessment methodology for cropping pattern investigation. Water Resources Management. 28: 2331-2349.
Zhuo,L., Mekonnen,M.M., Hoekstra,A.Y., Wada,Y., 2016. Inter- and intra-annual variation of water footprint of crops and blue water scarcity in the Yellow River Basin (1961-2009). Advances in Water Resources. 87: 21-41.