%0 Journal Article %A G. S. Litvinchuk %T A problem generalizing Carleman's boundary-value problem %J Doklady Akademii Nauk %D 1961 %P 290-293 %V 139 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1961_139_2_a7/ %G ru %F DAN_1961_139_2_a7