@article{COCV_2002__7__285_0,
     author = {Lellis, Camillo De},
     title = {An example in the gradient theory of phase transitions},
     journal = {ESAIM: Control, Optimisation and Calculus of Variations},
     pages = {285--289},
     publisher = {EDP-Sciences},
     volume = {7},
     year = {2002},
     doi = {10.1051/cocv:2002012},
     mrnumber = {1925030},
     zbl = {1037.49010},
     language = {en},
     url = {http://www.numdam.org/articles/10.1051/cocv:2002012/}
}