%0 Journal Article %A L. I. Gal'čuk %T Stable subspaces and a~theorem on a~decomposition of martingales %J Teoriâ veroâtnostej i ee primeneniâ %D 1980 %P 369-374 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1980_25_2_a13/ %G ru %F TVP_1980_25_2_a13