Free Vibrations of Multilayer Anisotropic Cylindrical ShellsC. W. Bert, D. M. Egle, J.L. Baker|Journal of Composite Materials|1969Cited by 128
Free vibrations of orthotropic sandwich conical shells with various boundary conditionsDick J. Wilkins, D. M. Egle, C. W. Bert|Journal of Sound and Vibration|1970Cited by 79