%0 Journal Article %A N. Ya. Vilenkin %A È. L. Akim %A A. A. Levin %T The matrix elements of irreducible unitary representations of the group of Euclidean three-dimensional %J Doklady Akademii Nauk %D 1957 %P 987-989 %V 112 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1957_112_6_a1/ %G ru %F DAN_1957_112_6_a1