@article{JCA_2018_25_4_JCA_2018_25_4_a9,
     author = {R. Correa and A. Hantoute and M. A. L\'opez},
     title = {Valadier-like {Formulas} for the {Supremum} {Function} {I}},
     journal = {Journal of convex analysis},
     pages = {1253--1278},
     year = {2018},
     volume = {25},
     number = {4},
     url = {http://geodesic.mathdoc.fr/item/JCA_2018_25_4_JCA_2018_25_4_a9/}
}