%0 Journal Article %A Jochen Lohkamp %T An Existence Theorem for Harmonic Maps. %J Manuscripta mathematica %D 1990 %P 21-24 %V 67 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1990__67_1_155486/ %F MM2_1990__67_1_155486