%0 Journal Article %A G.R. Burton %T Rearrangements of Functions, Maximization of Convex Functionals, and Vortex Rings. %J Mathematische Annalen %D 1986 %P 225-254 %V 276 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1986__276_164194/ %F MAN_1986__276_164194