Citations are generated automatically from bibliographic data as a convenience and may not be complete or accurate.
Defense Department. "The Sigaba /Ecm II Cipher Machine: "A Beautiful Idea", "A Beautiful Idea"". Government. Defense Department, January 1, 2015. https://www.govinfo.gov/app/details/GOVPUB-D-PURL-gpo58671
Defense Department. (2015, January 1). The Sigaba /Ecm II Cipher Machine: "A Beautiful Idea", "A Beautiful Idea". [Government]. Defense Department. https://www.govinfo.gov/app/details/GOVPUB-D-PURL-gpo58671
Defense Department. The Sigaba /Ecm II Cipher Machine: "A Beautiful Idea", "A Beautiful Idea". Defense Department, (1 Jan 2015), https://www.govinfo.gov/app/details/GOVPUB-D-PURL-gpo58671
Defense Department, The Sigaba /Ecm II Cipher Machine, GovInfo, (January 1, 2015), https://www.govinfo.gov/app/details/GOVPUB-D-PURL-gpo58671