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Submitted on: 30 October 2016.
Revised on: 13 December 2016.
Accepted on: 28 December 2016.
___________________CEMENT AND CONCRETE RESEARCH---PERGAMON-ELSEVIER SCIENCE LTD
Submitted on: 13 December 2012.
Revised on: 08 February 2013.
Accepted on: 04 March 2013.
___________________CEMENT AND CONCRETE RESEARCH---PERGAMON-ELSEVIER SCIENCE LTD
Submitted on: 09 January 1998.
Revised on: 12 March 1998.
Accepted on: 10 May 1998.
___________________CEMENT AND CONCRETE RESEARCH---PERGAMON-ELSEVIER SCIENCE LTD