00587naa#a2200169#i#450# EN\INFRA-M\bibl\45085 20240706012606.6 2500-333X 20210713b2021####ek#y0engy0150####ca RU State management of the procurement contract system of the Russian Federation: on the issue of improving efficiency Journal article Moscow INFRA-M Academic Publishing LLC. 2021 7 с. Journal article local Право. Юридические науки. 34 Babylkina E. V. naukaru.ru