Ayyappan GS , Poonthalir R , Raja Raghavan M, Ramesh Babu B , Kota Srinivas. 2020. “Analysis, Evaluation And Comparison Of Different Signal Processing Techniques For Motor Fault Diagnosis”. International Journal of Advanced Science and Technology 29 (9s), 3639 -53. https://sersc.org/journals/index.php/IJAST/article/view/16365.