%0 Journal Article
%A Sussmann, Héctor J.
%T Generalized Spectral Theory and Second Order Ordinary Differential Operators
%J Canadian journal of mathematics
%D 1973
%P 178-193
%V 25
%N 1
%U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1973-016-6/
%R 10.4153/CJM-1973-016-6
%F 10_4153_CJM_1973_016_6