%0 Journal Article
%A N. V. Medvedeva
%A S. S. Titov
%T Non-endomorphic perfect ciphers with two elements in plaintext alphabet
%J Prikladnaya Diskretnaya Matematika. Supplement
%D 2015
%P 63-66
%N 8
%I mathdoc
%U http://geodesic.mathdoc.fr/item/PDMA_2015_8_a22/
%G ru
%F PDMA_2015_8_a22