5Durk Hyun Cho,Dai Gil Lee. Manufacture of One-piece Automotive Drive Shafts with Aluminum and Composite Materials. Composite Structure, 1997,38( 1 - 4).
6Frisewell M I, Garvey S D, Penny J E, et al. Computing critical speeds for rotating machines with speed dependent bearing properties [J]. Sound and Vibration, 1998, 213(1): 139-158.
7Han S M, Benaroya H, Wei T. Dynamics of transversely vibrating beams using four engineering theories [J]. Sound and Vibration, 1999, 225(5): 935-988.
