@article{SMJ2_1995_21_1_a2,
     author = {Goeleven, D. and Th\'era, M.},
     title = {Nonlinear {Variational} {Inequalities} {Depending} on a {Parameter}},
     journal = {Serdica Mathematical Journal},
     pages = {41--58},
     publisher = {mathdoc},
     volume = {21},
     number = {1},
     year = {1995},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/SMJ2_1995_21_1_a2/}
}