%0 Journal Article %A N. V. Pestryakova %T Structures in recognition %J Informacionnye tehnologii i vyčislitelnye sistemy %D 2009 %P 58-71 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/ITVS_2009_1_a6/ %G ru %F ITVS_2009_1_a6