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Submitted on: 14 December 2009.
Revised on: 28 February 2010.
Accepted on: 18 April 2010.
___________________Acta Structilia---UNIV FREE STATE, DEPT QUANTITY SURVEYING & CONSTRUCTION MANAGEMENT
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Submitted on: 18 December 2003.
Revised on: 20 March 2004.
Accepted on: 08 April 2004.
___________________Acta Structilia---UNIV FREE STATE, DEPT QUANTITY SURVEYING & CONSTRUCTION MANAGEMENT
Submitted on: 21 April 2000.
Revised on: 05 June 2000.
Accepted on: 19 July 2000.
___________________Acta Structilia---UNIV FREE STATE, DEPT QUANTITY SURVEYING & CONSTRUCTION MANAGEMENT
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Submitted on: 09 March 2017.
Revised on: 22 June 2017.
Accepted on: 16 August 2017.
___________________Acta Structilia---UNIV FREE STATE, DEPT QUANTITY SURVEYING & CONSTRUCTION MANAGEMENT
Submitted on: 12 April 2006.
Revised on: 01 August 2006.
Accepted on: 05 September 2006.
___________________Acta Structilia---UNIV FREE STATE, DEPT QUANTITY SURVEYING & CONSTRUCTION MANAGEMENT
Submitted on: 21 September 2016.
Revised on: 14 October 2016.
Accepted on: 08 December 2016.
___________________Acta Structilia---UNIV FREE STATE, DEPT QUANTITY SURVEYING & CONSTRUCTION MANAGEMENT