TY JOUR TI Recognizing defects in surface layer of bearings by using fractal analysis of eddy current signal KW eddy current signal KW recognition KW defect KW fractal dimension KW surface layer KW reference method JO Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics AU Ignatyev, A.. AU Ignatiev, M.. PY 2022 IS PB Astrakhan State Technical University