TY  - JOUR
AU  - Bennett, Grahame
TI  - Lower Bounds for Matrices, II
JO  - Canadian journal of mathematics
PY  - 1991
SP  - 54
EP  - 74
VL  - 44
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1992-003-9/
DO  - 10.4153/CJM-1992-003-9
ID  - 10_4153_CJM_1992_003_9
ER  -