%0 Journal Article %A V. A. Gorbunov %T The cardinality of subdirectly irreducible systems in %J Algebra i logika %D 1986 %P 3-50 %V 25 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/AL_1986_25_1_a0/ %G ru %F AL_1986_25_1_a0