Submitted on: 23 September 2013.
Revised on: 09 January 2014.
Accepted on: 18 February 2014.
___________________Innovation and Development---TAYLOR & FRANCIS LTD
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Submitted on: 20 September 2012.
Revised on: 04 January 2013.
Accepted on: 05 February 2013.
___________________Innovation and Development---TAYLOR & FRANCIS LTD
Submitted on: 20 January 2017.
Revised on: 27 April 2017.
Accepted on: 14 June 2017.
___________________Innovation and Development---TAYLOR & FRANCIS LTD