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Spatial change and its influence factors of rural settlements in Xiji of Ningxia in Loess Plateau area
SUN Guiyan, WANG Chuansheng, XIAO Lei, LIU Yi
中国科学院大学学报 . 2015, (5): 612 -619 .  DOI: 10.7523/j.issn.2095-6134.2015.05.006