%0 Journal Article %A BRASIL, A. %A CHAVES, ROSA M. B. %A COLARES, A. G. %T RIGIDITY RESULTS FOR SUBMANIFOLDS WITH PARALLEL MEAN CURVATURE VECTOR IN THE DE SITTER SPACE %J Glasgow mathematical journal %D 2006 %P 1-10 %V 48 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S0017089505002818/ %R 10.1017/S0017089505002818 %F 10_1017_S0017089505002818