%0 Journal Article %A I. N. Volodin %T On the number of observations necessary for the distinction between two proximate hypotheses %J Teoriâ veroâtnostej i ee primeneniâ %D 1967 %P 575-582 %V 12 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1967_12_3_a19/ %G ru %F TVP_1967_12_3_a19