Global Terrorism Database GTD http://www.start-dev.umd.edu/gtd/ r3aeab18d60e true false open closed false http://www.start.umd.edu/gtd/terms-of-use/CitingGTD.aspx yes none Political Science re3data_____::r3d100010344 false false 0.9 re3data_____::341401823c0c0b5ce3eaf1ea9d2049e5 NIJ National Institute of Justice http://www.nij.gov/Pages/welcome.aspx re3data_____::b2a04b779c9017e666743c4821b62130 CETIS Akribis Group, Center for Terrorism and Intelligence Studies http://www.cetisresearch.org/ re3data_____::dae0210cfab725b3a230be544ebddb42 START University of Maryland, National Consortium for the Study of Terrorism and Responses to Terrorism http://www.start.umd.edu/ re3data_____::a8c2fa87a0d9a77e68e08d29a6a1d76b DHS U.S. Department of Homeland Security, Science and Technology Directorate http://www.dhs.gov/science-and-technology-directorate