00491naa#a2200181#i#4500001001500000005001700015011001400032100004100046101000800087102000700095200002000102210005800122215001000180608002700190675006800217700000600285856001800291EN\\bibl\7623820241122191618.5##a2221-3260##a20120425b2012####ek#y0engy0150####ca0#aRUS##aRU1#eJournal article1#aYaroslavlcYaroslavl State Technical Universityd2012##a5 с.##aJournal article2local##aПроизводительность труда. 331.101.6zRUS#1g 4#achemintech.ru