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Submitted on: 13 December 2013.
Revised on: 24 March 2014.
Accepted on: 12 April 2014.
___________________Environment and Planning B-Urban Analytics and City Science
Submitted on: 23 September 2011.
Revised on: 01 January 2012.
Accepted on: 12 February 2012.
___________________Environment and Planning B-Urban Analytics and City Science
Submitted on: 26 June 2003.
Revised on: 22 September 2003.
Accepted on: 29 October 2003.
___________________Environment and Planning B-Urban Analytics and City Science
Submitted on: 25 June 2000.
Revised on: 14 October 2000.
Accepted on: 11 November 2000.
___________________Environment and Planning B-Urban Analytics and City Science
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