@article{Travnikov2021characteristics, author={Travnikov, A.V.}, title={Characteristics of the categories «involvement» and «organization» in extremist crimes}, journal={Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia}, publisher={SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION}, year={2021}, pages={95-101}, volume={2021}, issue={4}, }