%0 Journal Article %A D. K. Ugulava %T Generalized normal mean values of Fourier--Laplace series %J Doklady Akademii Nauk %D 1971 %P 553-555 %V 199 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1971_199_3_a12/ %G ru %F DAN_1971_199_3_a12