干旱区研究
基于标准降水指数的多尺度叠加干旱监测指标及其等级划分
侯威, 张存杰, 高歌
Research on Multi-scale Superposed Drought Index and Its Classification Based on Standardized Precipitation Index
HOU Wei, ZHANG Cun-Jie, GAO Ge
干旱区研究 . 2013, (1): 74 -88 .