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Submitted on: 28 January 1998.
Revised on: 30 April 1998.
Accepted on: 15 May 1998.
___________________GEOFORUM---PERGAMON-ELSEVIER SCIENCE LTD
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Submitted on: 25 April 2003.
Revised on: 17 July 2003.
Accepted on: 20 August 2003.
___________________GEOFORUM---PERGAMON-ELSEVIER SCIENCE LTD
Submitted on: 29 March 2005.
Revised on: 28 April 2005.
Accepted on: 28 May 2005.
___________________GEOFORUM---PERGAMON-ELSEVIER SCIENCE LTD
Submitted on: 04 August 2021.
Revised on: 29 August 2021.
Accepted on: 28 September 2021.
___________________GEOFORUM---PERGAMON-ELSEVIER SCIENCE LTD
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Submitted on: 18 January 2022.
Revised on: 22 February 2022.
Accepted on: 29 March 2022.
___________________GEOFORUM---PERGAMON-ELSEVIER SCIENCE LTD
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Submitted on: 12 August 2006.
Revised on: 11 September 2006.
Accepted on: 29 October 2006.
___________________GEOFORUM---PERGAMON-ELSEVIER SCIENCE LTD