%0 Journal Article %A Dang Hung Thang %A Nguen Duy Tien %T On the convergence of martingales and geometric properties of Banach spaces %J Teoriâ veroâtnostej i ee primeneniâ %D 1981 %P 385-391 %V 26 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1981_26_2_a12/ %G ru %F TVP_1981_26_2_a12