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Submitted on: 01 June 2016.
Revised on: 06 September 2016.
Accepted on: 14 October 2016.
___________________JOURNAL OF ELASTOMERS AND PLASTICS
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Submitted on: 25 July 2012.
Revised on: 24 September 2012.
Accepted on: 19 November 2012.
___________________JOURNAL OF ELASTOMERS AND PLASTICS
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