00681naa#a2200193#i#450# EN\INFRA-M\bibl\20650 20241123132818.6 2500-0527 20180524b2018####ek#y0engy0150####ca RUS RU Use of tools of the operational analysis in the forecast and assessment of risk of primary activity of economic entity Journal article Moscow INFRA-M Academic Publishing LLC. 2018 12 с. Journal article local Экономика. Экономические науки. 33 RUS Viktorova Ol'ga Petrovna Kuznecova Lyubov' Nikolaevna zh-szf.ru