%0 Journal Article
%A Ernst A. Ruh
%A Maung Min-O
%T L2 - Curvature pinching.
%J Commentarii mathematici Helvetici
%D 1990
%P 36-51
%V 65
%N 3
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMH_1990__65_3_140180/
%F CMH_1990__65_3_140180