%0 Journal Article %A Atsushi Tachikawa %T Rotationally Symmetric Harmonic Maps from a Ball into a Warped Product Manifold. %J Manuscripta mathematica %D 1985 %P 235-254 %V 53 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1985__53_155098/ %F MM2_1985__53_155098