1. Vibration and current monitoring for detecting air-gap eccentricity in large induction motors;Cameron,1986
2. Improved time-frequency representation of multicomponent signal using exponential kernels;Choi;IEEE Trans. Acoust. Speech Signal Process,1989
3. The Wigner distribution - A tool for time-frequency signal analysis Parts I, II, III;Claasen;Phillips J. Res.,1980
4. Theory of communication;Gabor;IEE (London),1943
5. The detection of rotor defects in induction motors;Hargis,1982