Voir la notice de l'article provenant de la source Heldermann Verlag
@article{JCA_1997_4_1_a4, author = {W. W. Breckner and G. Kassay}, title = {A {Systematization} of {Convexity} {Concepts} for {Sets} and {Functions}}, journal = {Journal of convex analysis}, pages = {109--128}, publisher = {mathdoc}, volume = {4}, number = {1}, year = {1997}, url = {http://geodesic.mathdoc.fr/item/JCA_1997_4_1_a4/} }
W. W. Breckner; G. Kassay. A Systematization of Convexity Concepts for Sets and Functions. Journal of convex analysis, Tome 4 (1997) no. 1, pp. 109-128. http://geodesic.mathdoc.fr/item/JCA_1997_4_1_a4/