%0 Journal Article %A M. A. Naimark %T On the expansion of the tensor product of the proper Lorenz group principal series representations %J Doklady Akademii Nauk %D 1958 %P 872-875 %V 119 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1958_119_5_a7/ %G ru %F DAN_1958_119_5_a7