Submitted on: 15 November 2014.
Revised on: 23 January 2015.
Accepted on: 23 February 2015.
___________________INTERNATIONAL JOURNAL OF DAMAGE MECHANICS
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Submitted on: 12 October 2001.
Revised on: 08 November 2001.
Accepted on: 02 January 2002.
___________________INTERNATIONAL JOURNAL OF DAMAGE MECHANICS
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