Erskine, Ralph, Marks, Philip, and Weierud, Frode; Letter to the Editor: "Review of US Bombes",
IEEE Annals of the History of Computing, Vol. 24, No. 3, July / September
2002, pp. 85‐87.
full version of this letter is available on the Annals Web page.
Erskine Ralph, Marks, Philip and Weierud, Frode; Bombe and Spider, Chapter 6 from Alan Turing’s ‘Treatise on Enigma’,
in Essential Turing, B. Jack Copeland (ed.), Oxford University Press,
A new edition with
all the photos and an up-to-date postscript on Swedish
codebreaking activities during Second World War, and updated
notes and bibliography
is being published in the proceedings on
Coding Theory and Cryptography,
on Springer Verlag, 2000, ISBN: 3-540-66336-3.
Weierud, Frode, ed.; The Alexander Papers,
Seven of Hugh Alexander's cryptanalytical papers from his time at Bletchley Park.