Todd Hall: Sympathetic States: Explaining the Russian and Chinese Responses September 11. In: Political Science Quarterly. 127. Jahrgang, Nr.3, September 2012, S.369–400, doi:10.1002/j.1538-165X.2012.tb00731.x (englisch, wiley.com).
Guinness World Records: First murder by radiation:
On 23 November 2006, Lieutenant Colonel Alexander Litvinenko, a retired member of the Russian security services (FSB), died from radiation poisoning in London, UK, becoming the first known victim of lethal Polonium 210-induced acute radiation syndrome.
RAND, Russia's Hostile Measures: Combating Russian Gray Zone Aggression Against NATO in the Contact, Blunt, and Surge Layers of Competition (2020) online
RAND, Russia's Hostile Measures: Combating Russian Gray Zone Aggression Against NATO in the Contact, Blunt, and Surge Layers of Competition (2020) online
Todd Hall: Sympathetic States: Explaining the Russian and Chinese Responses September 11. In: Political Science Quarterly. 127. Jahrgang, Nr.3, September 2012, S.369–400, doi:10.1002/j.1538-165X.2012.tb00731.x (englisch, wiley.com).
