'Signal-processing techniques utilized in fault diagnosis procedures' (Energy Engineering, 2017), 'Fault Diagnosis of Induction Motors', Chap. 7, pp. 325-366, DOI: 10.1049/PBPO108E_ch7
IET Digital Library, https://digital-library.theiet.org/;jsessionid=208efuts3a2td.x-iet-live-01content/books/10.1049/pbpo108e_ch7