%0 Journal Article %A Mouez Dimassi %A Maher Mnif %T Lower bounds for the counting function of resonances for a perturbation of a periodic Schrödinger operator by decreasing potential %J Comptes Rendus. Mathématique %D 2002 %P 1013-1016 %V 335 %N 12 %I Elsevier %R 10.1016/S1631-073X(02)02600-6 %G en %F CRMATH_2002__335_12_1013_0