Submitted on: 08 July 2007.
Revised on: 12 October 2007.
Accepted on: 01 December 2007.
___________________International Journal of Structural Engineering
http://reply.papertrans.cn/2/142/14167/14167-22.png
http://reply.papertrans.cn/2/142/14167/14167-23.png
http://reply.papertrans.cn/2/142/14167/14167-24.png
http://reply.papertrans.cn/2/142/14167/14167-25.png
Submitted on: 14 February 2014.
Revised on: 22 May 2014.
Accepted on: 10 July 2014.
___________________International Journal of Structural Engineering
http://reply.papertrans.cn/2/142/14167/14167-27.png
Submitted on: 03 January 2012.
Revised on: 20 March 2012.
Accepted on: 08 April 2012.
___________________International Journal of Structural Engineering
Submitted on: 10 January 2013.
Revised on: 19 February 2013.
Accepted on: 11 April 2013.
___________________International Journal of Structural Engineering
Submitted on: 20 May 2000.
Revised on: 10 August 2000.
Accepted on: 02 September 2000.
___________________International Journal of Structural Engineering