%0 Journal Article %A Boccardo, Lucio %A Drábek, Pavel %A Kučera, Milan %T Landesman-Lazer conditions for strongly nonlinear boundary value problems %J Commentationes Mathematicae Universitatis Carolinae %D 1989 %P 411-427 %V 30 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1989__30_3_a0/ %G en %F CMUC_1989__30_3_a0