%0 Journal Article %A V. S. Serov %T On absolute convergence of series in eigenfunctions of a %J Doklady Akademii Nauk %D 1987 %P 37-41 %V 293 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1987_293_1_a6/ %G ru %F DAN_1987_293_1_a6