00503naa#a2200193#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200002000102210005800122215001000180608002700190675003000217700003000247700000600277856002600283EN\\bibl\7628520241124170314.7##a2221-3260##a20121225b2012####ek#y0engy0150####ca0#aRUS##aRU1#eJournal article1#aYaroslavlcYaroslavl State Technical Universityd2012##a8 с.##aJournal article2local##aТеория. 334.01zRUS#1aIrodovagElena Evgen'evna#1g 4#atheoreticaleconomy.ru