%0 Journal Article %A Buffoni, Boris %A Jeanjean, Louis %T Minimax characterization of solutions for a semi-linear elliptic equation with lack of compactness %J Annales de l'I.H.P. Analyse non linéaire %D 1993 %P 377-404 %V 10 %N 4 %I Gauthier-Villars %U http://www.numdam.org/item/AIHPC_1993__10_4_377_0/ %G en %F AIHPC_1993__10_4_377_0