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Submitted on: 24 August 2005.
Revised on: 09 December 2005.
Accepted on: 01 January 2006.
___________________INTERNATIONAL JOURNAL OF NON-LINEAR MECHANICS
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Submitted on: 26 November 1998.
Revised on: 08 February 1999.
Accepted on: 19 February 1999.
___________________INTERNATIONAL JOURNAL OF NON-LINEAR MECHANICS
Submitted on: 29 December 2005.
Revised on: 31 January 2006.
Accepted on: 19 March 2006.
___________________INTERNATIONAL JOURNAL OF NON-LINEAR MECHANICS
Submitted on: 01 January 2004.
Revised on: 26 January 2004.
Accepted on: 24 March 2004.
___________________INTERNATIONAL JOURNAL OF NON-LINEAR MECHANICS