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3. Hori, Y., “A Theory of Oil Whip,” Journal of Applied Mech., p. 189 (June, 1959 ).
4. Tondi, A., “Experimental Investigation of Self-Excited Vibrations of Rotors due to the Action of Whirling Oil Film in Journal Bearings,” Monographs and Memoranda No. 1 (1961).
5. Sternlicht, B., “Stability and Dynamics of Rotors Supported on Fluid-Film Bearings,” ASME Paper 62-WA-190 (1962).