%0 Journal Article %A Briancon, Tanguy %T Regularity of optimal shapes for the Dirichlet's energy with volume constraint %J ESAIM: Control, Optimisation and Calculus of Variations %D 2004 %P 99-122 %V 10 %N 1 %I EDP-Sciences %U http://archive.numdam.org/articles/10.1051/cocv:2003038/ %R 10.1051/cocv:2003038 %G en %F COCV_2004__10_1_99_0