%0 Journal Article %A A. Dzhuraev %T Well-posed boundary value problems for elliptic systems of %J Doklady Akademii Nauk %D 1985 %P 787-791 %V 285 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1985_285_4_a2/ %G ru %F DAN_1985_285_4_a2