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Submitted on: 02 February 1999.
Revised on: 24 May 1999.
Accepted on: 07 July 1999.
___________________Advances in Concrete Construction
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Submitted on: 04 July 2019.
Revised on: 03 August 2019.
Accepted on: 27 September 2019.
___________________Advances in Concrete Construction
Submitted on: 13 January 2002.
Revised on: 30 April 2002.
Accepted on: 24 May 2002.
___________________Advances in Concrete Construction
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