@article{SUN Lu1:462, author = {[SUN Lu1, 2, GENG Yong1**, LIU Zuo-xi1, 2, XUE Bing1, 2, LIU Zhe1, 2, LIU Zhu1]}, title = {Eco-efficiency evaluation of urban complex ecosystem based on emergy and data envelopment analyses.}, publisher = {Chinese Journal of Ecology}, year = {2014}, journal = {Chinese Journal of Ecology}, volume = {33}, number = {2}, eid = {462}, pages = {462-468}, keywords = {emergy; data envelopment analysis; eco-efficiency; sustainable development.}, url = http://www.cje.net.cn/EN/abstract/article_21327.shtml }