"The energy liberated by a 5 kg bomb would be equivalent to that of several thousand tons of dynamite, while that of a 1 kg bomb, though about 500 times less, would still be formidable." Frisch-Peierls Memorandum, March 1940، مؤرشف من الأصل في 2019-04-28، اطلع عليه بتاريخ 2011-12-04
web.archive.org
"The energy liberated by a 5 kg bomb would be equivalent to that of several thousand tons of dynamite, while that of a 1 kg bomb, though about 500 times less, would still be formidable." Frisch-Peierls Memorandum, March 1940، مؤرشف من الأصل في 2019-04-28، اطلع عليه بتاريخ 2011-12-04
worldcat.org
Gowing، Margaret؛ Arnold، Lorna (1974b). Independence and Deterrence: Britain and Atomic Energy, 1945–1952, Volume 2, Policy and Execution. London: Palgrave Macmillan. ص. 492. ISBN:0-333-16695-7. OCLC:946341039.