%0 Journal Article %A Qing-ming Cheng %T Complete space-like submanifolds in a de Sitter space with parallel mean curvature vector. %J Mathematische Zeitschrift %D 1991 %P 333-340 %V 206 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MZ_1991__206_1_174229/ %F MZ_1991__206_1_174229