%0 Journal Article %A Yu. V. Linnik %A A. L. Rukhin %T Convex loss functions in the theory of unbiased estimation %J Doklady Akademii Nauk %D 1971 %P 527-529 %V 198 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_198_3_a9/ %G ru %F DAN_1971_198_3_a9