00495naa#a2200169#i#4500001002100000005001700021011001400038100004100052101000800093102000700101200009000108210005100198215001000249608002700259700002400286856001500310EN\INFRA-M\bibl\322420250115043924.3##a2587-9111##a20140617b2014####ek#y0engy0150####ca0#aRUS##aRU1#aFormalizing Economic Tasks Research Based on State-Variable ApproacheJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2014##a4 с.##aJournal article2local#1aGrishinagSvetlana 4#anaukaru.ru