%0 Journal Article %A Yu. V. Linnik %T Tests, unbiased estimates, and cotest ideals %J Doklady Akademii Nauk %D 1965 %P 520-522 %V 161 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1965_161_3_a5/ %G ru %F DAN_1965_161_3_a5