Managing Critical Disasters in the Transatlantic Domain – The Case of a Geomagnetic Storm : Workshop Summary, February 23-24, 2010, Boulder, CO Federal Emergency Management Agency (FEMA) · US Department of Homeland Security (DHS) · Myndigheten för samhällsskydd och beredskap (MSB) · National Oceanic and Atmospheric Administration (NOAA) 2010 Öppna dokument
Railroad accident report : collision involving three consolidated rail corporation freight trains operating in fog on a double main track near Bryan, Ohio, January 17, 1999 National Transportation Safety Board (NTSB) 2001 Öppna dokument