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Submitted on: 08 January 1999.
Revised on: 29 March 1999.
Accepted on: 12 May 1999.
___________________Journal of Advanced Concrete Technology
Submitted on: 30 November 2010.
Revised on: 06 February 2011.
Accepted on: 31 March 2011.
___________________Journal of Advanced Concrete Technology
Submitted on: 12 November 2018.
Revised on: 05 March 2019.
Accepted on: 23 April 2019.
___________________Journal of Advanced Concrete Technology
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