%0 Journal Article %A Yu. V. Borovskih %T Estimates of the characteristic functions with applications to $\omega^2$-statistics.~I %J Teoriâ veroâtnostej i ee primeneniâ %D 1984 %P 474-487 %V 29 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1984_29_3_a4/ %G ru %F TVP_1984_29_3_a4