1. Mechanical Fault Diagnosis and Condition Monitoring;COLLACOTT,1977
2. The fundamentals of, and the application of computers to, condition monitoring and predictive maintenance;TRANTER,1989
3. Prediction of ball bearing failures;LAI,1989
4. Machinery Failure, Analysis and Troubleshooting;BLOCH,1994
5. A new vibration based approach for monitoring rolling element bearing;AL-NAJJAR,1994