Funding for this research was provided by:
Shanghai Planning Office of Philosophy and Social Science (2017BSH003)
Shanghai Tongji Urban Planning and Design Institute (KY-2015-ZD8-C01)
Text and Data Mining valid from 2018-05-24
Received: 23 March 2018
Accepted: 9 May 2018
First Online: 24 May 2018
: The author declares that he has no competing interests.
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