%0 Journal Article %A C.A. Stuart %T A Variational Approach to Bifurcation in Lp on an Unbounded Symmetrical Domain. %J Mathematische Annalen %D 1983 %P 51-60 %V 263 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1983__263_163731/ %F MAN_1983__263_163731