@article{M2AN_2005__39_1_59_0,
     author = {Ballard, Patrick and Basseville, St\'ephanie},
     title = {Existence and uniqueness for dynamical unilateral contact with {Coulomb} friction : a model problem},
     journal = {ESAIM: Mathematical Modelling and Numerical Analysis },
     pages = {59--77},
     publisher = {EDP-Sciences},
     volume = {39},
     number = {1},
     year = {2005},
     doi = {10.1051/m2an:2005004},
     mrnumber = {2136200},
     zbl = {1089.34010},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.1051/m2an:2005004/}
}