%0 Journal Article %A N. N. Tarkhanov %T The Carleman matrix for elliptic systems %J Doklady Akademii Nauk %D 1985 %P 294-297 %V 284 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_284_2_a7/ %G ru %F DAN_1985_284_2_a7