Submitted on: 24 February 2003.
Revised on: 16 June 2003.
Accepted on: 22 July 2003.
___________________Journal of Spatial Science---TAYLOR & FRANCIS LTD
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Submitted on: 07 September 2020.
Revised on: 04 October 2020.
Accepted on: 02 November 2020.
___________________Journal of Spatial Science---TAYLOR & FRANCIS LTD
Submitted on: 05 June 2015.
Revised on: 30 September 2015.
Accepted on: 12 October 2015.
___________________Journal of Spatial Science---TAYLOR & FRANCIS LTD
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Submitted on: 18 May 2007.
Revised on: 08 August 2007.
Accepted on: 07 September 2007.
___________________Journal of Spatial Science---TAYLOR & FRANCIS LTD
Submitted on: 05 June 1999.
Revised on: 22 September 1999.
Accepted on: 24 October 1999.
___________________Journal of Spatial Science---TAYLOR & FRANCIS LTD
Submitted on: 10 January 2020.
Revised on: 20 April 2020.
Accepted on: 17 June 2020.
___________________Journal of Spatial Science---TAYLOR & FRANCIS LTD
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