@article{Bing Xue_691, author = {Xue Bing, Xiao Xiao, Li Jingzhong, Xie Xiao}, title = {Analysis of Spatial Economic Structure of Northeast China Cities Based on Points of Interest Big Data}, publisher = {SCIENTIA GEOGRAPHICA SINICA}, year = {2020}, journal = {SCIENTIA GEOGRAPHICA SINICA}, volume = {40}, number = {5}, eid = {691}, pages = {691-700}, keywords = {;man-land relationship;urban spatial structure;Points of Interest big data;industry gathering;Northeast China}, doi = http://geoscien.neigae.ac.cn/EN/10.13249/j.cnki.sgs.2020.05.003 }