@article{JCA_2006_13_3_JCA_2006_13_3_a6,
     author = {J. Borwein and V. Montesinos and J. D. Vanderwerff},
     title = {Boundedness, {Differentiability} and {Extensions} of {Convex} {Functions}},
     journal = {Journal of convex analysis},
     pages = {587--602},
     publisher = {mathdoc},
     volume = {13},
     number = {3},
     year = {2006},
     url = {http://geodesic.mathdoc.fr/item/JCA_2006_13_3_JCA_2006_13_3_a6/}
}