Submitted on: 04 September 2017.
Revised on: 12 November 2017.
Accepted on: 09 January 2018.
___________________Journal of the International Association for Shell and Spatial Structures
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Submitted on: 20 April 2003.
Revised on: 04 August 2003.
Accepted on: 06 September 2003.
___________________Journal of the International Association for Shell and Spatial Structures
Submitted on: 22 November 2007.
Revised on: 07 February 2008.
Accepted on: 27 February 2008.
___________________Journal of the International Association for Shell and Spatial Structures
Submitted on: 13 May 2004.
Revised on: 17 August 2004.
Accepted on: 15 October 2004.
___________________Journal of the International Association for Shell and Spatial Structures
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Submitted on: 09 November 2015.
Revised on: 12 February 2016.
Accepted on: 24 March 2016.
___________________Journal of the International Association for Shell and Spatial Structures
Submitted on: 27 October 1998.
Revised on: 22 November 1998.
Accepted on: 05 January 1999.
___________________Journal of the International Association for Shell and Spatial Structures
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