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  Challenge Journal of Structural Mechanics (2023) 9(1) 1-11
  This paper analyzes the natural frequencies of porous orthotropic laminated composite plates with two different porosity models based on the higher-order shear deformation theory. The fundamental relations of natural frequency analysis are derived by using the...
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  In this paper, the optimum conditions which ensure that the resulting minimum base shear force and minimum roof displacement for two adjacent frame structures interconnected by fluid viscous dampers, including soil-structure interaction (SSI) effects under sei...