铁路功效运输联系空间差异化及区域整合效应
李涛, 彭天浩, 王姣娥, 黄洁

Spatial differentiation and effect on regional integration of inter-city connections in China
LI Tao, PENG Tianhao, WANG Jiaoe, HUANG Jie
图1 理论框架
Fig. 1 Theoretical framework