%0 Journal Article
%A Tarwater, J. D.
%A Entringer, R. C.
%T Sums of Complexes in Torsion-Free Abelian Groups
%J Canadian mathematical bulletin
%D 1969
%P 475-478
%V 12
%N 4
%U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1969-060-4/
%R 10.4153/CMB-1969-060-4
%F 10_4153_CMB_1969_060_4