%0 Journal Article %A Lagnese, John E. %T A singular perturbation problem in exact controllability of the Maxwell system %J ESAIM: Control, Optimisation and Calculus of Variations %D 2001 %P 275-289 %V 6 %I EDP-Sciences %U http://archive.numdam.org/item/COCV_2001__6__275_0/ %G en %F COCV_2001__6__275_0