00678naa#a2200169#i#4500001001500000005001700015011001400032100004100046102000700087200013000094210010100224215001100325608002700336675009000363700003400453856002100487EN\\bibl\5302020250422054547.2##a2223-9987##a20220922b2022####ek#y0engy0150####ca##aRU1#aEvaluation of Economic Efficiency upon Technologies Modernization Project at Railway Section ElectrificationeJournal article1#aSaint-PetersburgcFSBEI HE "Emperor Alexander I St. Petersburg State Transport University"d2022##a12 с.##aJournal article2local##aЭксплуатация железнодорожного транспорта. 656.2#1aChechenovagLiana Muhamedovna4#abrni.editorum.ru