Optimum feature selection for classification of PD signals produced by multiple insulation defects in electric motors | 2024 Publication type A1 Journal article (refereed), original research Author(s) Hassan Waqar, Hussain G. Amjad, Wahid Abdul, Safdar Madia, Khalid M. Haris, Jamil M. Kamarol Mohd Other Focus Area Engineering LUT School of Energy Systems