@article{00823383,
title = {Existence of solutions for unilateral problems with multivalued operators.},
journal = {Journal of Convex Analysis},
volume = {2},
year = {1995},
pages = {241-261},
zbl = {0837.49008},
language = {en},
url = {http://dml.mathdoc.fr/item/00823383}
}
Oppezzi, Pirro; Rossi, Anna Maria. Existence of solutions for unilateral problems with multivalued operators.. Journal of Convex Analysis, Tome 2 (1995) pp. 241-261. http://gdmltest.u-ga.fr/item/00823383/