%0 Journal Article
%A N. D. Lebedeva
%T On isometric immersion of closed manifolds of nonnegative curvature
%J Zapiski Nauchnykh Seminarov POMI
%D 1999
%P 187-193
%V 261
%I mathdoc
%U http://geodesic.mathdoc.fr/item/ZNSL_1999_261_a12/
%G ru
%F ZNSL_1999_261_a12