Voir la notice de l'article provenant de la source Heldermann Verlag
@article{JCA_1998_5_2_a1, author = {J. M. Borwein and Q. J. Zhu}, title = {Limiting {Convex} {Examples} for {Nonconvex} {Subdifferential} {Calculus}}, journal = {Journal of convex analysis}, pages = {221--236}, publisher = {mathdoc}, volume = {5}, number = {2}, year = {1998}, url = {http://geodesic.mathdoc.fr/item/JCA_1998_5_2_a1/} }
J. M. Borwein; Q. J. Zhu. Limiting Convex Examples for Nonconvex Subdifferential Calculus. Journal of convex analysis, Tome 5 (1998) no. 2, pp. 221-236. http://geodesic.mathdoc.fr/item/JCA_1998_5_2_a1/