Submitted on: 04 September 2005.
Revised on: 12 October 2005.
Accepted on: 23 October 2005.
NETWORKS & SPATIAL ECONOMICS
Submitted on: 05 February 2018.
Revised on: 08 March 2018.
Accepted on: 13 March 2018.
NETWORKS & SPATIAL ECONOMICS---SPRINGER
Submitted on: 26 August 2018.
Revised on: 27 September 2018.
Accepted on: 16 October 2018.
NETWORKS & SPATIAL ECONOMICS---SPRINGER
Submitted on: 05 January 2006.
Revised on: 13 January 2006.
Accepted on: 28 January 2006.
NETWORKS & SPATIAL ECONOMICS
Submitted on: 19 October 2002.
Revised on: 28 October 2002.
Accepted on: 15 November 2002.
NETWORKS & SPATIAL ECONOMICS---SPRINGER
Submitted on: 15 May 2001.
Revised on: 02 June 2001.
Accepted on: 15 June 2001.
NETWORKS & SPATIAL ECONOMICS