%0 Journal Article %A S. S. Ryshkov %A E. P. Baranovskii %T Perfect lattices as admissible centerings %J Itogi Nauki i Tekhniki. Seriya Problemy Geometrii. Trudy Geometricheskogo Seminara %D 1985 %P 3-49 %V 17 %I mathdoc %U http://geodesic.mathdoc.fr/item/INTG_1985_17_a0/ %G ru %F INTG_1985_17_a0