Causes of Pulsating Electromagnetic Vibration and Noise in Induction Motors

[1]  L. W. Magyar,et al.  Sources of Electromagnetic Vibration in Single-Phase Induction Motors , 1959, Transactions of the American Institute of Electrical Engineers. Part III: Power Apparatus and Systems.

[2]  Wayne J. Morrill.  Harmonic theory of noise in induction motors , 1940, Electrical Engineering.