%0 Journal Article %A Schmidt, Bernd %T On a semilinear variational problem %J ESAIM: Control, Optimisation and Calculus of Variations %D 2011 %P 86-101 %V 17 %N 1 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/cocv/2009038/ %R 10.1051/cocv/2009038 %G en %F COCV_2011__17_1_86_0