改进的灰色灾变模型在干旱预测中的应用
邱俊楠;张鑫;王宏伟;孙天青
Application of Improved Gray Catastrophe Model to Predict Drought
QIU Jun-nan;ZHANG Xin;WANG Hong-wei;SUN Tian-qing
人民黄河 . 2012, (7): 47 -49 .