Melnikov, V. Y., Cherkasova, M. A., Seregin, A. V., Stepanenko, D. A., A. Mushinskiy, M. and A. Stepanenko, R. (2019) “A STUDY OF EXTREMISM AS A COMPLEX INTER-BRANCH CONCEPT”, Humanities & Social Sciences Reviews, 7(4), pp. 72-79. doi: 10.18510/hssr.2019.7411.