List of citations in Numdam for : A singular perturbation problem in exact controllability of the Maxwell system

ESAIM: Control, Optimisation and Calculus of Variations, Volume 6 (2001), pp. 275-289.

Lagnese, John E.;  Leugering, G.

ESAIM: Control, Optimisation and Calculus of Variations, Volume 8 (2002), pp. 775-799.