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Submitted on: 02 December 2013.
Revised on: 31 December 2013.
Accepted on: 19 February 2014.
___________________INTERNATIONAL JOURNAL OF LIFE CYCLE ASSESSMENT
Submitted on: 09 January 2012.
Revised on: 12 February 2012.
Accepted on: 21 March 2012.
___________________INTERNATIONAL JOURNAL OF LIFE CYCLE ASSESSMENT
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