00534naa#a2200193#i#450# EN\INFRA-M\bibl\11067 20241006035132.7 2306-627X 20151218b2015####ek#y0engy0150####ca RUS RU Managing Economic Calculations of a Company Journal article Moscow INFRA-M Academic Publishing LLC. 2015 4 с. Journal article local Rovenskiy Yu. Natocheeva N. Belyanchikova T. naukaru.ru