00688naa#a2200181#i#450# EN\INFRA-M\bibl\43492 /en/manage/index 20250127055818.1 2587-9111 20210422b2021####ek#y0engy0150####ca RU Interaction of Medium and Small Business Structures of the Region with Large Companies As a Form of Survival in Difficult Economic Conditions Journal article Moscow INFRA-M Academic Publishing LLC. 2021 4 с. Journal article local Экономика. Экономические науки. 33 Mahmudova Muhabbat Madievna fht.editorum.ru /en/manage/index