1. Department of Homeland Security National planning scenarios April 2005 http://media.washingtonpost.com/wp-srv/nation/nationalsecurity/earlywarning/NationalPlanningScenariosApril2005.pdf
2. Modelling evacuation behavior during the Three Mile Island crisis;Johnson;Socio-Economics Planning Sciences,1986
3. Meit M Briggs T Kennedy A Sutton J Feldman J Spontaneous evacuation following a dirty bomb or pandemic influenza: Highlights from a national survey of urban residents' intended behavior November 2007
4. The Effects of Nuclear Weapons. Third edition