%0 Journal Article %A Hideo Muto %T The First Eigenvalue of the Laplacian of an Isoparametric Minimal Hypersurface in a Unit Sphere. %J Mathematische Zeitschrift %D 1988 %P 531-550 %V 197 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1988__197_1_183749/ %F MZ_1988__197_1_183749