Submitted on: 08 June 2012.
Revised on: 25 July 2012.
Accepted on: 13 September 2012.
___________________ENGINEERING JOURNAL-AMERICAN INSTITUTE OF STEEL CONSTRUCTION
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Submitted on: 03 January 2007.
Revised on: 19 February 2007.
Accepted on: 02 April 2007.
___________________ENGINEERING JOURNAL-AMERICAN INSTITUTE OF STEEL CONSTRUCTION
Submitted on: 30 April 2002.
Revised on: 19 August 2002.
Accepted on: 11 October 2002.
___________________ENGINEERING JOURNAL-AMERICAN INSTITUTE OF STEEL CONSTRUCTION