Characteristic pulse pattern features of different types of partial discharge sources in power cablesKiitam, Ivar; Shafiq, Muhammad; Taklaja, Paul; Parker, Martin; Palu, Ivo; Kütt, LauriIEEE Power Engineering Society Conference and Exposition in Africa, PowerAfrica, IEEE PES/IAS PowerAfrica, Nairobi, Keenia, 23-27 Aug 2021 : proceedings2021 / 5 p. : ill https://doi.org/10.1109/PowerAfrica52236.2021.9543366 Characterization of corona and internal partial discharge under increasing electrical stress using time domain analysisShafiq, Muhammad; Kiitam, Ivar; Taklaja, Paul; Hussain, Amjad; Kütt, Lauri; Kauhaniemi, Kimmo2020 IEEE Electrical Insulation Conference : EIC 20202020 / vol. 217−220 https://doi.org/10.1109/EIC47619.2020.9158701