31.
Sroka A., Trofimowicz-Kalinowska K., Terrorism and Political Radicalism in the Security Strategies of Poland and Spain versus Public Opinion, [w:] Sroka A., Castro-Rial Garrone F., Dario Torres Kumbrian R. (red.), Radicalism and Terrorism in the 21st Century, Peter Lange, Frankfurt nad Menem 2017.