Application of rough set-based analysis to extract spatial relationship indicator rules: An example of land use in Pearl River Delta
GE Yong, CAO Feng, DU Yunyan, LAKHAN V. Chris, WANG Yingjie, LI Deyu
Journal of Geographical Sciences . 2011, (1): 101 -117 .  DOI: 10.1007/s11442-011-0832-y