%0 Journal Article %A Katsuei Kenmotsu %T On Tori with Parallel Mean Curvature Vector in a Space of Constant Curvature. %J Mathematische Annalen %D 1974 %P 155-160 %V 208 %I mathdoc %U http://geodesic.mathdoc.fr/item/MAN_1974__208_162563/ %F MAN_1974__208_162563