%0 Journal Article %A Dan-Gabriel Calugaru %A Jean-Marie Crolet %T Gradient computation in a nonlinear inverse problem %J Comptes Rendus. Mathématique %D 2003 %P 691-696 %V 336 %N 8 %I Elsevier %R 10.1016/S1631-073X(03)00130-4 %G en %F CRMATH_2003__336_8_691_0