00592naa#a2200181#i#450# EN\INFRA-M\bibl\27303 20241130000426.6 2500-0527 20190214b2019####ek#y0engy0150####ca RUS RU Methodological assessment of the effectiveness of a small business management system Journal article Moscow INFRA-M Academic Publishing LLC. 2019 6 с. Journal article local Экономика. Экономические науки. 33 RUS Gracheva K. A. naukaru.ru