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Submitted on: 02 July 2018.
Revised on: 06 October 2018.
Accepted on: 27 October 2018.
___________________International Journal of Concrete Structures and Materials
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Submitted on: 17 February 2008.
Revised on: 13 April 2008.
Accepted on: 19 May 2008.
___________________International Journal of Concrete Structures and Materials
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Submitted on: 01 July 2006.
Revised on: 30 August 2006.
Accepted on: 30 September 2006.
___________________International Journal of Concrete Structures and Materials
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