EN中文
Spatial Features and Agglomeration of Producer Services in Xi'an City, China
XUE Dong-Qian, SHI Ning, GONG Xiao-Xiao
SCIENTIA GEOGRAPHICA SINICA . 2011, (10): 1195 -1201 .  DOI: 10.13249/j.cnki.sgs.2011.010.1195