%0 Journal Article %A Lorenzo Audibert %A Lucas Chesnel %A Houssem Haddar %T Transmission eigenvalues with artificial background for explicit material index identification %J Comptes Rendus. Mathématique %D 2018 %P 626-631 %V 356 %N 6 %I Elsevier %R 10.1016/j.crma.2018.04.015 %G en %F CRMATH_2018__356_6_626_0