周丹, 张勃, 任培贵, 等. 基于标准化降水蒸散指数的陕西省近50a干旱特征分析[J]. 自然资源学报, 2014, 29(4): 677- 688.
ZHOU Dan, ZHANG Bo, REN Peigui, et al. Analysis of drought characteristics of Shaanxi Province in recent 50 years based on standardized precipitation evapotranspiration index. Journal of Natural Resources, 2014, 29(4): 677-688. (in Chinese)