%0 Journal Article
%A B. Ricceri
%T A Multiplicity Theorem in Rn
%J Journal of convex analysis
%D 2009
%P 987-992
%V 16
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/JCA_2009_16_3_JCA_2009_16_3_a25/
%F JCA_2009_16_3_JCA_2009_16_3_a25