%0 Journal Article %A V. I. Lomonosov %T Construction of an intertwining operator %J Funkcionalʹnyj analiz i ego priloženiâ %D 1980 %P 67-68 %V 14 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1980_14_1_a16/ %G ru %F FAA_1980_14_1_a16