@article{JCA_1997_4_2_a3,
     author = {T. Astruc},
     title = {Existence of {Regular} {Solutions} for a {One-Dimensional} {Simplified} {Perfect-Plastic} {Problem} with a {Unilateral} {Gradient} {Constraint}},
     journal = {Journal of convex analysis},
     pages = {257--28},
     year = {1997},
     volume = {4},
     number = {2},
     url = {http://geodesic.mathdoc.fr/item/JCA_1997_4_2_a3/}
}