MainAuthors Alchakov Ramazan Khanafievich Colonel of Justice, Deputy Head of the Investigation Department Investigation Department of the Ministry of Internal Affairs for the KChR , Cherkessk, Russia ARTICLES: Some Features of the Investigation of Crimes Committed by Organized Criminal Groups and Criminal Communities Gaps in Russian Legislation — Issue №3 2021: 102-105 Extremism: Difficulties of Definitions Gaps in Russian Legislation — Issue №4 2022: 122-126