@article{M2AN_1991__25_2_253_0,
     author = {Finzi Vita, S.},
     title = {A numerical approach to a class of unilateral elliptic problems of non-variational type},
     journal = {ESAIM: Mod\'elisation math\'ematique et analyse num\'erique},
     pages = {253--269},
     publisher = {AFCET - Gauthier-Villars},
     address = {Paris},
     volume = {25},
     number = {2},
     year = {1991},
     mrnumber = {1097146},
     zbl = {0715.65083},
     language = {en},
     url = {http://www.numdam.org/item/M2AN_1991__25_2_253_0/}
}