00547naa#a2200181#i#4500001002100000003001700021005001700038011001400055100004100069101000800110102000700118200009000125210005100215215001000266608002700276700002400303856003800327EN\INFRA-M\bibl\3224/en/manage/index20250627233905.5##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#afht.editorum.ruu/en/manage/index