TY  - JOUR
AU  - Fillmore, P. A.
AU  - Williams, J. P.
TI  - Some convexity theorems for matrices
JO  - Glasgow mathematical journal
PY  - 1971
SP  - 110
EP  - 117
VL  - 12
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500001221/
DO  - 10.1017/S0017089500001221
ID  - 10_1017_S0017089500001221
ER  -