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Natural frequency analysis of imperfect GNPRN conical shell, cylindrical shell, and annular plate structures resting on Winkler-Pasternak Foundations under arbitrary boundary conditions

EngineeringMechanicsMechanical EngineeringCivil EngineeringStructural TopologyNatural Frequency AnalysisArbitrary Boundary ConditionsCylindrical ShellShell StructureStructural OptimizationComputational MechanicsStructural MechanicsBoundary Element MethodThin-walled StructureShell TheoryStructural Engineering