%0 Journal Article %A Le Khaǐ Khoǐ %A Yu. F. Korobeinik %T Representing systems of exponential functions in polycylindrical domains %J Sbornik. Mathematics %D 1985 %P 439-456 %V 50 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_1985_50_2_a8/ %G en %F SM_1985_50_2_a8