Measurement of Urban CO2 Emission Structure and Low-carbon Standard -A Case Study for Beijing, Tianjin, Shanghai and Chongqing City
ZHANG Jin-ping, QIN Yao-chen, ZHANG Yan, ZHANG Li-jun
SCIENTIA GEOGRAPHICA SINICA . 2010, (6): 874 -879 .  DOI: 10.13249/j.cnki.sgs.2010.06.874