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Submitted on: 21 October 2020.
Revised on: 16 December 2020.
Accepted on: 30 December 2020.
___________________International Journal of Applied Mechanics
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Submitted on: 10 March 2013.
Revised on: 17 May 2013.
Accepted on: 22 June 2013.
___________________International Journal of Applied Mechanics
Submitted on: 24 September 2016.
Revised on: 25 October 2016.
Accepted on: 20 November 2016.
___________________International Journal of Applied Mechanics
Submitted on: 24 July 2006.
Revised on: 22 September 2006.
Accepted on: 16 November 2006.
___________________International Journal of Applied Mechanics
Submitted on: 07 February 2011.
Revised on: 24 May 2011.
Accepted on: 22 June 2011.
___________________International Journal of Applied Mechanics
Submitted on: 01 February 2003.
Revised on: 11 March 2003.
Accepted on: 31 March 2003.
___________________International Journal of Applied Mechanics