TY - JOUR AU - Lellis, Camillo De TI - An example in the gradient theory of phase transitions JO - ESAIM: Control, Optimisation and Calculus of Variations PY - 2002 SP - 285 EP - 289 VL - 7 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/cocv:2002012/ DO - 10.1051/cocv:2002012 LA - en ID - COCV_2002__7__285_0 ER -