Journals
Publish with us
Publishing partnerships
About us
Blog
Mathematical Problems in Engineering
Journal overview
For authors
For reviewers
For editors
Table of Contents
Special Issues
Mathematical Problems in Engineering
/
2019
/
Article
/
Tab 4
/
Research Article
Spatial Pattern of Urban System Based on Gravity Model and Whole Network Analysis in Eight Urban Agglomerations of China
Table 4
Economic and social indicators in Beijing-Tianjin-Hebei and the Pearl River Delta.
Urban agglomeration
Gross domestic product (GDP) (billion)
Population (million)
Land area (
)
Number of cities
PRD
7301.73
51.36
120,706
14
BTH
7523.76
101.11
214,863
13