%0 Journal Article %A S. S. Marchenkov %T On the existence of finite bases in closed classes of %J Algebra i logika %D 1984 %P 88-99 %V 23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1984_23_1_a4/ %G ru %F AL_1984_23_1_a4