%0 Journal Article %A B. T. Polyak %A A. B. Tsybakov %T A Family of Asymptotically Optimal Methods for Choosing the Order of a Projective Regression Estimate %J Teoriâ veroâtnostej i ee primeneniâ %D 1992 %P 502-512 %V 37 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/TVP_1992_37_3_a4/ %G ru %F TVP_1992_37_3_a4