Submitted on: 06 March 2015.
Revised on: 24 April 2015.
Accepted on: 12 June 2015.
___________________International Journal of Sustainable Engineering
Submitted on: 12 November 2000.
Revised on: 06 February 2001.
Accepted on: 05 April 2001.
___________________International Journal of Sustainable Engineering
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Submitted on: 27 February 2000.
Revised on: 17 April 2000.
Accepted on: 26 May 2000.
___________________International Journal of Sustainable Engineering
Submitted on: 18 January 2008.
Revised on: 25 March 2008.
Accepted on: 18 April 2008.
___________________International Journal of Sustainable Engineering
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Submitted on: 23 November 2006.
Revised on: 20 February 2007.
Accepted on: 06 March 2007.
___________________International Journal of Sustainable Engineering
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