%0 Journal Article %A Leugering, Günter %A Sokołowski, Jan %T Topological sensitivity analysis for elliptic problems on graphs %J Control and Cybernetics %D 2008 %P 971-997 %V 37 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CC_2008_37_4_a10/ %G en %F CC_2008_37_4_a10