TY  - JOUR
AU  - S. M. Ratseev
TI  - On Construction of Perfect Ciphers
JO  - Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences
PY  - 2014
SP  - 192
EP  - 199
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/VSGTU_2014_1_a16/
LA  - ru
ID  - VSGTU_2014_1_a16
ER  -