Integrated Assessment of Eco-environment in Three Gorges Reservoir Area Based on GIS Ⅰ. Topography Heterogeneity
LIU Xiang-mei, GUO Zhi-hua, XIAO Wen-fa, WANG Jian-li, HE Hong-yan, YANG Hai-ming
热带地理 . 2007, (4): 300 -305 .