00488naa#a2200157#i#450# EN\RIOR\bibl\95904 20251209145805.2 2409-6024 20250401b2025####ek#y0engy0150####ca RU METHODOLOGICAL APPROACH TO ASSESSING INTRAREGIONAL DIFFERENTIATION OF REGIONS Journal article Moscow Publishing Center RIOR 2025 10 с. Journal article local Repushevskaya Ol'ga Aeksandrovna riorpub.com