Erfindung des Computers, Elektronenrechner, Entwicklungen in Deutschland, England und der Schweiz, 2nd Edition
by Herbert Bruderer
Rejewski, Marian [1985b]: How the Polish mathematicians broke Enigma, in: Wladyslaw Kozaczuk: Enigma. How the German machine cipher was broken, and how it was read by the allies in the world war II, University publications of America, Inc., Frederick, Maryland, 1985, Seiten 246–271
Rejewski, Marian [1985c]: The mathematical solution of the Enigma cipher, in: Wladyslaw Kozaczuk: Enigma. How the German machine cipher was broken, and how it was read by the allies in the world war II, University publications of America., Inc., Frederick, Maryland, 1985, Seiten 272–291
Rejewski, Marian [1989]: Das Lösen des Rätsels „Enigma“ durch die polnischen Mathematiker, in: Wladyslaw Kozaczuk: Geheimoperation Wicher. Polnische Mathematiker knacken den deutschen ...