%0 Journal Article %A V. I. Pagurova %A K. D. Rodionov %A М. V. Rodionova %T On the distribution of two-dimensional studentized span %J Teoriâ veroâtnostej i ee primeneniâ %D 1981 %P 372-377 %V 26 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1981_26_2_a10/ %G ru %F TVP_1981_26_2_a10