@article{GMJ_1997__4_6_47912,
     author = {Brykalov, S.A.},
     title = {Nonconvex differential inclusions with nonlinear monotone boundary conditions.},
     journal = {Georgian Mathematical Journal},
     pages = {501--508},
     publisher = {mathdoc},
     volume = {4},
     number = {6},
     year = {1997},
     zbl = {0892.34008},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/GMJ_1997__4_6_47912/}
}