@article{Ignatyev2022recognizing, author={Ignatyev, A.. and Ignatiev, M..}, title={Recognizing defects in surface layer of bearings by using fractal analysis of eddy current signal}, journal={Vestnik of Astrakhan State Technical University. Series: Management, computer science and informatics}, publisher={Astrakhan State Technical University}, year={2022}, pages={7-13}, volume={}, issue={2}, }