%0 Journal Article %A V. G. Dmitriev %T On submanifolds with everywhere semidefinite second fundamental form %J Zapiski Nauchnykh Seminarov POMI %D 1974 %P 68-70 %V 45 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZNSL_1974_45_a4/ %G ru %F ZNSL_1974_45_a4