1. Drought under global warming: a review;Dai;Wiley Interdiscip. Rev. Clim. Change,2011
2. Droughts;Kallis;Annu. Rev. Environ. Resour.,2008
3. A review of drought concepts;Mishra;J. Hydrol.,2010
4. Drought as a natural hazard: concepts and definitions;Wilhite,2000
5. Managing the Risks of Extreme Events and Disasters to Advance Climate Change Adaptation: A Special Report of Working Groups I and II of the Intergovernmental Panel on Climate Change,2012