%0 Journal Article %A Daněček, Josef %A Nikodým, Marek %T An example of a nonlinear second order elliptic system in three dimension %J Commentationes Mathematicae Universitatis Carolinae %D 2004 %P 431-442 %V 45 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_2004__45_3_a4/ %G en %F CMUC_2004__45_3_a4