00700naa#a2200169#i#450# EN\\bibl\129062 20260818115634.2 2687-0185 20250925b2025####ek#y0engy0150####ca RU ON IMPROVING THE PRINCIPLES OF APPLYING ADMINISTRATIVE PREVENTIVE MEASURES IN THE FIELD OF COUNTERING THE DISSEMINATION OF EXTREMIST MATERIALS ON THE INTERNET Journal article Moscow Moscow University of the Ministry of Internal Affairs of Russia named after V.Ya. Kikot 2025 5 с. Journal article local Общая часть гражданского права. 347.1 KOROLCHUK A V mosumvd.editorum.ru