%0 Journal Article
%A P. Daniele
%A F. Giannessi
%A M. Théra
%T Preface
%J Journal of convex analysis
%D 2018
%P 339-34
%V 25
%N 2
%U http://geodesic.mathdoc.fr/item/JCA_2018_25_2_JCA_2018_25_2_a0/
%F JCA_2018_25_2_JCA_2018_25_2_a0