RESEARCH ON URBAN LAND GRADATION BASED ON MULTI-FACTOR COMPREHENSIVE EVALUATION——Taking Yinchuan City as an Example
QI Xin-zheng, ZHAO Song-zheng, XU Wei, LUO Shi-peng
HUMAN GEOGRAPHY . 2008, (6): 41 -44 .  DOI: 10.13959/j.issn.1003-2398.2008.06.009