*U.S. - Russia Joint Commission on POW/MIAs, Joint Commission Support Directorate (JCSD) [http://www.dtic.mil/dpmo/sovietunion/gulag_study.htm The Gulag Study], February 11, 2005; "The sheer volume of this information lends credence to the fact that U.S. servicemen were detained in the Soviet prison camp system following [[World War II]], and during the Korean, Vietnam, and Cold Wars." Retrieved from U.S. Department of Defense, Defense Prisoner of War/Missing Personal Office (DPMO) http://www.dtic.mil/dpmo/sitemap.htm Spetmeber 15, 2007.