↑(en) Richard Melzer, How the Secret of the Atomic Bomb was Stolen During World War II, Sunstone Press, , 160 p. (ISBN978-0-86534-304-7, lire en ligne), p. 105
Bibliographie
(en) Vincent Jones, Manhattan : The Army and the Atomic Bomb, Washington, United States Army Center of Military History, (OCLC10913875)