%0 Journal Article %A M. V. Sergeeva %A E. N. Kurkutova %T Power Cepstrum as a sharpening function of the Patterson map %J Doklady Akademii Nauk %D 1984 %P 112-116 %V 278 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1984_278_1_a25/ %G ru %F DAN_1984_278_1_a25