TY - JOUR AU - V. D. Anosov TI - On homomorphisms of many-sorted algebraic systems in connection with cryptographic applications JO - Diskretnaya Matematika PY - 2007 SP - 27 EP - 44 VL - 19 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DM_2007_19_2_a2/ LA - ru ID - DM_2007_19_2_a2 ER -