Submitted on: 09 February 2009.
Revised on: 21 March 2009.
Accepted on: 20 April 2009.
___________________BUILDING RESEARCH AND INFORMATION
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Submitted on: 11 December 1998.
Revised on: 06 February 1999.
Accepted on: 04 March 1999.
___________________BUILDING RESEARCH AND INFORMATION
Submitted on: 14 September 2006.
Revised on: 25 November 2006.
Accepted on: 16 January 2007.
___________________BUILDING RESEARCH AND INFORMATION
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Submitted on: 18 October 2019.
Revised on: 08 January 2020.
Accepted on: 24 February 2020.
___________________BUILDING RESEARCH AND INFORMATION
Submitted on: 24 March 2009.
Revised on: 18 July 2009.
Accepted on: 18 August 2009.
___________________BUILDING RESEARCH AND INFORMATION