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Submitted on: 04 September 2007.
Revised on: 31 October 2007.
Accepted on: 25 December 2007.
___________________EXPLICATOR---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD
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Submitted on: 13 May 2018.
Revised on: 24 August 2018.
Accepted on: 18 October 2018.
___________________EXPLICATOR---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD
Submitted on: 26 April 2001.
Revised on: 19 August 2001.
Accepted on: 07 October 2001.
___________________EXPLICATOR---ROUTLEDGE JOURNALS, TAYLOR & FRANCIS LTD
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