%0 Journal Article %A S. T. Fedoryaev %T Some properties of algebraic reducibility of %J Algebra i logika %D 1990 %P 597-612 %V 29 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1990_29_5_a5/ %G ru %F AL_1990_29_5_a5