@article{JCA_1996_3_2_a5,
     author = {C. Lemarechal and C. Sagastizabal},
     title = {More {Than} {First-Order} {Developments} of {Convex} {Functions:} {Primal-Dual} {Relations}},
     journal = {Journal of convex analysis},
     pages = {255--268},
     publisher = {mathdoc},
     volume = {3},
     number = {2},
     year = {1996},
     url = {http://geodesic.mathdoc.fr/item/JCA_1996_3_2_a5/}
}