00519naa#a2200169#i#450# EN\INFRA-M\bibl\13245 20240727205000.6 2306-627X 20160610b2016####ek#y0engy0150####ca RUS RU Production Prime Cost As a Key Indicator of Production and Economic Activity of the Enterprise Journal article Moscow INFRA-M Academic Publishing LLC. 2016 8 с. Journal article local Kamanina Raisa naukaru.ru