%0 Journal Article %A Bucur, Dorin %T How to prove existence in shape optimization %J Control and Cybernetics %D 2005 %P 103-116 %V 34 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/CC_2005_34_1_a6/ %G en %F CC_2005_34_1_a6