%0 Journal Article
%A Berg, I. D.
%T Extensions of Certain Maps to Automorphisms of m
%J Canadian journal of mathematics
%D 1970
%P 308-316
%V 22
%N 2
%U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1970-038-7/
%R 10.4153/CJM-1970-038-7
%F 10_4153_CJM_1970_038_7