%0 Journal Article
%A Fillmore, P. A.
%A Williams, J. P.
%T Some convexity theorems for matrices
%J Glasgow mathematical journal
%D 1971
%P 110-117
%V 12
%N 2
%U http://geodesic.mathdoc.fr/articles/10.1017/S0017089500001221/
%R 10.1017/S0017089500001221
%F 10_1017_S0017089500001221