GLOWACZ A. Diagnostics of Synchronous Motor Based on Analysis of Acoustic Signals with the use of Line Spectral Frequencies and K-nearest Neighbor Classifier. Arch. Acoust. [Internet]. 2014 Jun. 27 [cited 2025 Apr. 26];39(2):189-94. Available from: https://acoustics3.ippt.pan.pl/index.php/aa/article/view/817