P. Blaikie, At risk: natural hazards, people's vulnerability, and disasters, 1994.

J. Keyantash and J. A. Dracup, The quantification of drought: an evaluation of drought indices. Bulletin of the, pp.831167-1180, 2002.

O. V. Wilhelmi and D. Wilhite, Assessing vulnerability to agricultural drought: A Nebraska case study, Natural Hazards, vol.25, issue.1, pp.37-58, 2002.
DOI : 10.1023/A:1013388814894

L. Lanfang, L. Shenghe, and L. Peilin, Synthetic analysis and quantitative estimation of the agricultural vulnerability to drought disaster in Hunan Province, Journal of natural disasters, vol.11, issue.4, pp.78-83, 2002.

W. Xiaohong, Q. Yunfeng, and S. Rongkai, Drought risk assessment model for irrigation region[J] Advances in Water Science, pp.121-130

N. Shenhai, G. Ying, and W. Huirong, Study on frangibility zoning of agricultural drought in China, J].Advances In Water Science, issue.5, pp.705-709, 2005.

W. Jing-"-ai, S. Yanrui, and S. Yun, A vulnerability diagnosis of agricultural drought disasters and regional sustainable development in China, Journal of Beijing Normal University:Social Science Edition, issue.3, pp.130-137, 2005.

Q. Lin, W. Wenchuan, and C. Shouyu, Quantitative estimation for vulnerability of agricultural drought disaster using variable fuzzy analysis method[J]. Transactions of the CSAE, pp.27-61

C. Ping and C. Xiaoling, Evaluating drought vulnerability of agricultural system in Poyang Lake Ecological Economic Zone, China[J]. Transactions of the CSAE, vol.2011, issue.8, pp.27-35

E. Simelton, E. Fraser, and M. Termansen, Typologies of crop-drought vulnerability: an empirical analysis of the socio-economic factors that influence the sensitivity and resilience to drought of three major food crops in China (1961???2001), Environmental Science & Policy, vol.12, issue.4, pp.438-452, 1961.
DOI : 10.1016/j.envsci.2008.11.005

S. M. Quiring and T. Papakryiakou, An evaluation of agricultural drought indices for the Canadian prairies, Agricultural and Forest Meteorology, vol.118, issue.1-2, pp.49-62, 2003.
DOI : 10.1016/S0168-1923(03)00072-8

Y. Zhengjie, H. Wei, and C. Jin, Dynamic evaluation of agricultural drought based on soil moisture simulation, Journal of Irrigation and Drainage, issue.3, pp.5-8, 2009.

W. Suyan, H. Zhiguo, and L. Shikui, Water deficiency and climatic productive potentialities of winter wheat in north of China : study on its dynamic change in recent 40 years, Journal of Natural Disasters, issue.1, pp.121-130, 2003.

S. Ning and F. Liping, Assessing the climatic risk to crop yield of winter wheat using crop growth models[J].Transactions of the CSAE, pp.106-110, 2005.

Z. Wenzong, Z. Chunlei, and K. Xiyan, Study on methodology for risk assessment and division of winter wheat drought hazard in Hebei province Agricultural Research in the Arid Areas, pp.10-16, 2009.

W. Suyan, Risk assessment and regionalization study on winter wheat drought in north of china, 2004.

Z. Chao, Study of the evaluate and zone methods on winter wheat drought risk based on GIS in Jing-Jin-JI region, 2010.

M. M. Fontaine and A. Steinemann, Assessing Vulnerability to Natural Hazards: Impact-Based Method and Application to Drought in Washington State, Natural Hazards Review, vol.10, issue.1, pp.11-18, 2009.
DOI : 10.1061/(ASCE)1527-6988(2009)10:1(11)