00620naa#a2200169#i#450# EN\\bibl\120736 20260420062859.1 2687-0185 20260416b2026####ek#y0engy0150####ca RU REGULATORY AND LEGAL REGULATION OF PUBLIC EVENTS AND PARTICIPATION IN THEM IN THE RUSSIAN FEDERATION Journal article Moscow Moscow University of the Ministry of Internal Affairs of Russia named after V.Ya. Kikot 2026 5 с. Journal article local KOSTYLEV ALEKSEY OLEGOVICh TOLMAChEVA DAR'Ya VIKTOROVNA mosumvd.editorum.ru