Identification of Spatial Influence Sphere of Urban Agglomerations in China Based on Urban Hinterland Delimitation
Pan Jinghu
1
, Liu Weisheng
2
, 潘竟虎
1
, 刘伟圣
2
图1 中国城市的结节性指数分级
Fig.1 Nodality index of cities for different grading in China