@article{COCV_2008__14_4_879_0,
     author = {Focardi, Matteo and Gelli, Maria Stella},
     title = {Relaxation of free-discontinuity energies with obstacles},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {879--896},
     publisher = {EDP-Sciences},
     volume = {14},
     number = {4},
     year = {2008},
     doi = {10.1051/cocv:2008014},
     mrnumber = {2451801},
     zbl = {1148.49011},
     language = {en},
     url = {http://archive.numdam.org/articles/10.1051/cocv:2008014/}
}