http://www.ncs.gov/library/pubs/Pandemic%20Comms%20Impact%20Study%20(December%202007).pdf
Department of Homeland Security Pandemic Influenza Impact on Communications Networks Study December 2007
http://www.ncs.gov/library/pubs/Pandemic%20Comms%20Impact%20Study%20(December%202007).pdf
Department of Homeland Security Pandemic Influenza Impact on Communications Networks Study December 2007