%0 Journal Article
%A Nicolaas H. Kuiper
%T Convex Immersions of Closed Surfaces in E3.
%J Commentarii mathematici Helvetici
%D 1961
%P 85-92
%V 35
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMH_1961__35_139210/
%F CMH_1961__35_139210