%0 Journal Article %A M. M. Sirazhudinov %T New problems for general elliptic systems in the plane %J Doklady Akademii Nauk %D 1995 %P 19-21 %V 343 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1995_343_1_a5/ %G ru %F DAN_1995_343_1_a5