%0 Journal Article %A B. L. Kogan %T Double completeness of the system of eigenfunctions and associated functions of the regge problem %J Funkcionalʹnyj analiz i ego priloženiâ %D 1971 %P 70-74 %V 5 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/FAA_1971_5_3_a9/ %G ru %F FAA_1971_5_3_a9