%0 Journal Article %A Kim, Eun Heui %T A steady state of morphogen gradients for semilinear elliptic systems %J Electronic Journal of Differential Equations %D 2005 %V 2005 %I mathdoc %U http://geodesic.mathdoc.fr/item/EJDE_2005__2005__a73/ %G en %F EJDE_2005__2005__a73