Ding, Cunsheng (1962- ). The stability theory of stream ciphers / C. Ding, G. Xiao, W. Shan. - Berlin : Springer, 1991. - IX, 187 s. ; 24 cm. - Lecture Notes in Computer Science ; 561 . - Lecture Notes in Computer Science 561 . Bibliogr. s. 180-187. ISBN: 3540549730 0387549730 Subjects--Topical Terms: Szyfry.