%0 Journal Article %A C. Bandle %A A. Wagner %T Domain perturbations for elliptic problems with Robin boundary conditions of opposite sign %J Algebra i analiz %D 2016 %P 34-57 %V 28 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2016_28_2_a1/ %G en %F AA_2016_28_2_a1