%0 Journal Article %A Leugering, Gunter %A Gugat, Martin %T $L^\infty $-norm minimal control of the wave equation : on the weakness of the bang-bang principle %J ESAIM: Control, Optimisation and Calculus of Variations %D 2008 %P 254-283 %V 14 %N 2 %I EDP-Sciences %U http://www.numdam.org/articles/10.1051/cocv:2007044/ %R 10.1051/cocv:2007044 %G en %F COCV_2008__14_2_254_0