%0 Journal Article %A Michael Struwe %T Positive solutions of critical semilinear elliptic equations on non-contractible planar domains %J Journal of the European Mathematical Society %D 2000 %P 329-388 %V 2 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1007/s100970000023/ %R 10.1007/s100970000023 %F JEMS_2000_2_4_a1