Winter, C., Neumann, P., Meleagrou-Hitchens, A., Ranstorp, M., Vidino, L., & Fürst, J. (2021). Online Extremism: Research Trends in Internet Activism, Radicalization, and Counter-Strategies. International Journal of Conflict and Violence (IJCV), 14, 1–20. https://doi.org/10.4119/ijcv-3809