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Submitted on: 20 July 2006.
Revised on: 10 September 2006.
Accepted on: 08 October 2006.
___________________JOURNAL OF EARTHQUAKE ENGINEERING
Submitted on: 29 January 2004.
Revised on: 17 April 2004.
Accepted on: 05 May 2004.
___________________JOURNAL OF EARTHQUAKE ENGINEERING
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Submitted on: 23 May 2010.
Revised on: 18 September 2010.
Accepted on: 01 October 2010.
___________________JOURNAL OF EARTHQUAKE ENGINEERING