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宜居城市的主成分分析与评价——以重庆市主城九区为例
李虹颖 张安明
Principal component analysis and assessment of livable cities:Taking main city of Chongqing as an example
中国农学通报 . 2010, (24): 322 -325 .  DOI: 10.11924/j.issn.1000-6850.2010-1502