@article{JCA_2014_21_4_JCA_2014_21_4_a8,
     author = {C. A. De Bernardi and L. Vesel\'y},
     title = {Extension of {Continuous} {Convex} {Functions} from {Subspaces} {I}},
     journal = {Journal of convex analysis},
     pages = {1065--1084},
     publisher = {mathdoc},
     volume = {21},
     number = {4},
     year = {2014},
     url = {http://geodesic.mathdoc.fr/item/JCA_2014_21_4_JCA_2014_21_4_a8/}
}