%0 Journal Article %A A. O. Bagapsh %A K. Yu. Fedorovskiy %T $C^m$ approximation of functions by solutions of second-order elliptic systems on compact sets in the plane %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2018 %P 7-17 %V 301 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_2018_301_a0/ %G ru %F TM_2018_301_a0