00555naa#a2200181#i#4500001002100000003001700021005001700038011001400055100004100069101000800110102000700118200009700125210005100222215001000273608002700283700002400310856003900334EN\INFRA-M\bibl\9377/en/manage/index20250221212234.5##a1998-0701##a20151117b2015####ek#y0engy0150####ca0#aRUS##aRU1#aLinear Approximation of Costs As the Basis of Planning Company’s ActivityeJournal article1#aMoscowcINFRA-M Academic Publishing LLC.d2015##a5 с.##aJournal article2local#1aMashinistovagG. E.4#atest.editorum.ruu/en/manage/index