^Bradley, Robert, 2010. Convair Advanced Designs: Secret Projects from San Diego 1923-1962. North Branch, MN: Specialty Press. ISBN9781580071338
^Buttler, Tony (2010). American Secret Projects: Bombers, Attack and Anti-Submarine Aircraft 1945 to 1974. Hinckley, England: Midland Publishing. ISBN978-1-85780-331-0.[page needed]