%0 Journal Article %A A. S. Vydrin %T Theoretical aspects of information security %J Fundamentalʹnaâ i prikladnaâ matematika %D 2007 %P 81-102 %V 13 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/FPM_2007_13_5_a2/ %G ru %F FPM_2007_13_5_a2