Submitted on: 22 June 2019.
Revised on: 12 July 2019.
Accepted on: 26 August 2019.
___________________Geohumanities---TAYLOR & FRANCIS LTD
Submitted on: 01 June 2018.
Revised on: 15 September 2018.
Accepted on: 05 October 2018.
___________________Geohumanities---TAYLOR & FRANCIS LTD
Submitted on: 17 August 1998.
Revised on: 18 October 1998.
Accepted on: 28 November 1998.
___________________Geohumanities---TAYLOR & FRANCIS LTD
Submitted on: 13 June 2008.
Revised on: 04 August 2008.
Accepted on: 12 September 2008.
___________________Geohumanities---TAYLOR & FRANCIS LTD
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