%0 Journal Article %A S. S. Ryshkov %T The structure of an $n$-dimensional parallelohedron of first type %J Doklady Akademii Nauk %D 1962 %P 1027-1030 %V 146 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1962_146_5_a12/ %G ru %F DAN_1962_146_5_a12