5Oh D H, Librescu L. Free vibration and reliability of composite cantilevers featuring uncertain properties[J].Reliability Engineering and System Safety,1997,56(3):265-272.
6Lin J,Parker R G.Analytical characterization of the unique properties of planetary gear free vibration[J].Journal of Vibration and Acoustics,1999,121:316-321.
7Lin J,Parker R G.Sensitivity of planetary gear natural frequencies and vibration modes to model parameters[J].Journal of Sound and Vibration,1999,228(1):109-128.
