Experimental determination and numerical evaluation of core losses in a 150-kVA wound-field synchronous machineRasilo, Paavo; Belahcen, Anouar; Arkkio, AnteroElectric power applications, IET2013 / p. 97-105 : ill https://ietresearch.onlinelibrary.wiley.com/doi/full/10.1049/iet-epa.2012.0242