%0 Journal Article %A Cao, Daomin %A Noussair, Ezzat S. %T Multiplicity of positive and nodal solutions for nonlinear elliptic problems in $\mathbb {R}^N$ %J Annales de l'I.H.P. Analyse non linéaire %D 1996 %P 567-588 %V 13 %N 5 %I Gauthier-Villars %U http://www.numdam.org/item/AIHPC_1996__13_5_567_0/ %G en %F AIHPC_1996__13_5_567_0