Submitted on: 09 February 2020.
Revised on: 19 May 2020.
Accepted on: 17 June 2020.
___________________ACI STRUCTURAL JOURNAL---AMER CONCRETE INST
Submitted on: 06 March 2008.
Revised on: 02 April 2008.
Accepted on: 06 May 2008.
___________________ACI STRUCTURAL JOURNAL---AMER CONCRETE INST
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