TY - JOUR AU - Vasiliy A. Ustimenko TI - Maximality of affine group, and hidden graph cryptosystems JO - Algebra and discrete mathematics PY - 2005 SP - 133 EP - 150 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ADM_2005_1_a11/ LA - en ID - ADM_2005_1_a11 ER -