%0 Journal Article %A Sh. T. Tetunashvili %T On some multiple functionseries and solution of the uniqueness problem for Pringsheim convergence of multiple trigonometric series %J Sbornik. Mathematics %D 1992 %P 517-534 %V 73 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1992_73_2_a13/ %G en %F SM_1992_73_2_a13