00551naa#a2200181#i#4500001002100000003001700021005001700038011001400055100004100069101000800110102000700118200009600125210005100221215001000272608002700282700002100309856003900330EN\INFRA-M\bibl\3325/en/manage/index20250323043300.7##a2305-7807##a20140815b2014####ek#y0engy0150####ca0#aENG##aRU1#aHistorical Transformation of the «Labour Efficiency» Scientific CategoryeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2014##a3 с.##aJournal article2local#1aGrechnikovagS. 4#atest.editorum.ruu/en/manage/index