%0 Journal Article %A N. Ya. Vilenkin %T The matrix elements of irreducible unitary representations of a group of Lobachevsky space motions and the %J Doklady Akademii Nauk %D 1958 %P 219-222 %V 118 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1958_118_2_a1/ %G ru %F DAN_1958_118_2_a1