TY - JOUR AU - Giuseppe Buttazzo TI - On the existence of minimizing domains for some shape optimization problems JO - ESAIM. Proceedings PY - 1998 SP - 51 EP - 64 VL - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1051/proc:1998039/ DO - 10.1051/proc:1998039 LA - en ID - EP_1998_3_a4 ER -