S. Mykhalkiv, V. Ravlyuk, A. Khodakivskyi, and V. Bereznyi, “Identification of Axle-Box Bearing Faults of Freight Cars Based on Minimum Entropy Deconvolution and Squared Envelope Spectra”, IJET, vol. 7, no. 4.3, pp. 167–173, Sep. 2018, doi: 10.14419/ijet.v7i4.3.19729.