@article{01130734,
title = {Existence of regular solutions for a one-dimensional simplified perfect-plastic problem with a unilateral gradient constraint.},
journal = {Journal of Convex Analysis},
volume = {4},
year = {1997},
pages = {257-280},
zbl = {0890.49017},
language = {en},
url = {http://dml.mathdoc.fr/item/01130734}
}
Astruc, Thierry. Existence of regular solutions for a one-dimensional simplified perfect-plastic problem with a unilateral gradient constraint.. Journal of Convex Analysis, Tome 4 (1997) pp. 257-280. http://gdmltest.u-ga.fr/item/01130734/