Justification for creating a mobile complex to assess electric energy loss in power transformers during the operation process / A.V. Vinogradov, A.V. Vinogradova, V.E. Bolshev, M.O. Ward, N.V. Makhiyanova, L.V. Dolomaniuk // E3S Web of Conferences. : 2019 International Scientific and Technical Conference Smart Energy Systems, SES 2019. – 2019. – P. 02009