Diagnostic of power transformers are in service long time

O. G. Volkova, L. B. Zhorniak, I. V. Lyevyenkov
2018 Bulletin of NTU KhPI Series Problems of Electrical Machines and Apparatus Perfection The Theory and Practice  
doi:10.20998/2079-3944.2018.32.01 fatcat:qniyncsbxjeevaww6h3edqu33u