%0 Journal Article
%A Ives Lequin
%T Differential simplicity and a criterion fornnormality
%J Revista colombiana de matematicas
%D 1974
%P 1-6
%V 8
%I mathdoc
%U http://geodesic.mathdoc.fr/item/RCM_1974__8_181610/
%G en
%F RCM_1974__8_181610