%0 Journal Article %A M. V. Maslennikov %T On Wick's problem %J Doklady Akademii Nauk %D 1958 %P 59-62 %V 120 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1958_120_1_a13/ %G ru %F DAN_1958_120_1_a13