%0 Journal Article %A B. Ruf %T On Elliptic Equations and Systems with Critical Growth in Dimension Two %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2006 %P 246-255 %V 255 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_2006_255_a18/ %G en %F TM_2006_255_a18