%0 Journal Article %A Aubert, Gilles %A Graziani, Daniele %T Variational approximation for detecting point-like target problems %J ESAIM: Control, Optimisation and Calculus of Variations %D 2011 %P 909-930 %V 17 %N 4 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/cocv/2010029/ %R 10.1051/cocv/2010029 %G en %F COCV_2011__17_4_909_0