%0 Journal Article
%A M.A. Armstrong
%T Collars and Concordances of Topological Manifolds.
%J Commentarii mathematici Helvetici
%D 1970
%P 119-128
%V 45
%I mathdoc
%U http://geodesic.mathdoc.fr/item/CMH_1970__45_139426/
%F CMH_1970__45_139426