%0 Journal Article %A Serguei A. Nazarov %A Jan SokoĊ‚owski %T Selfadjoint Extensions for the Elasticity System in Shape Optimization %J Bulletin of the Polish Academy of Sciences. Mathematics %D 2004 %P 237-248 %V 52 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ba52-3-4/ %R 10.4064/ba52-3-4 %G en %F 10_4064_ba52_3_4