Submitted on: 20 February 2006.
Revised on: 05 May 2006.
Accepted on: 02 June 2006.
___________________International Journal of Concrete Structures and Materials
Submitted on: 13 February 2010.
Revised on: 07 March 2010.
Accepted on: 26 April 2010.
___________________International Journal of Concrete Structures and Materials
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Submitted on: 09 April 2001.
Revised on: 11 July 2001.
Accepted on: 10 August 2001.
___________________International Journal of Concrete Structures and Materials
Submitted on: 24 April 2015.
Revised on: 18 August 2015.
Accepted on: 16 October 2015.
___________________International Journal of Concrete Structures and Materials
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