00499naa#a2200157#i#450# EN\\bibl\95453 20250414063718.1 2542-1840 20250225b2025####ek#y0engy0150####ca RU Development Trends of Russian Federalism as a Basic State Administration Principle Journal article Kemerovo Kemerovo State University 2025 7 с. Journal article local Benedisyuk Arina Nikolaevna vestnik-pses.kemsu.ru