00621naa#a2200181#i#4500001001400000005001700014011001400031100004100045101000800086102000700094200010000101210013700201215001000338608002700348700002100375700002900396856001400425EN\\bibl\116420241225111312.3##a2308-8877##a20140207b2014####ek#y0engy0150####ca0#aRUS##aRU1#aImproving Operational Efficiency Transformers Used in Commercial Power SystemseJournal article1#aVoronezhcFSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozovd2014##a9 с.##aJournal article2local#1aGrachevagElena #1aMukhametzyanovagAlbina 4#azh-szf.ru