@article{JCA_2011_18_4_JCA_2011_18_4_a13,
     author = {A. Seeger},
     title = {Epigraphical {Cones} {I}},
     journal = {Journal of convex analysis},
     pages = {1171--1196},
     publisher = {mathdoc},
     volume = {18},
     number = {4},
     year = {2011},
     url = {http://geodesic.mathdoc.fr/item/JCA_2011_18_4_JCA_2011_18_4_a13/}
}