NASA Technical Reports Server (NASA) · 1971 · 16 citations · 2 references
Open access
EngineeringCivil EngineeringBuilding StructuresStructural AnalysisStructural EngineeringBeam AnalysisBeam TheoryModal AnalysisPlate TheoryStructural MechanicsStructural SystemsBeam ElementsModal Parameter EstimationRod ElementsStructural Calculations
Expressions and graphs for estimating average modal densities for various structural elements of engineering importance including beams, rods, circular plates, and conical shells
2