00532naa#a2200169#i#450# EN\INFRA-M\bibl\114913 20260327142321.5 2305-7807 20251230b2025####ek#y0engy0150####ca RU INSTITUTIONS, STRATIFICATION IN THE QUALITY MANAGEMENT SYSTEM Journal article Moscow INFRA-M Academic Publishing LLC. 2025 5 с. Journal article local Социальный прогресс. 316.422.42 Smetanina T. V. zh-szf.ru