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. "-", Sharif Journal of Civil Engineering, vol. 23, No . 37, 2007, 119–121.
. (2007). '-', Sharif Journal of Civil Engineering, vol. 23(No . 37), pp. 119–121.
, "-." Sharif Journal of Civil Engineering, vol. 23 No . 37 (2007): 119–121,
. -. Sharif Journal of Civil Engineering. 2007;vol. 23(No . 37):119–121 (In Persian).
