TY  - JOUR
AU  - Au-Yeung, Yik-Hoi
AU  - Ng, Kam-Chuen
TI  - A remark on a conjecture of Marcus on the generalized numerical range
JO  - Glasgow mathematical journal
PY  - 1983
SP  - 191
EP  - 194
VL  - 24
IS  - 2
UR  - http://geodesic.mathdoc.fr/articles/10.1017/S0017089500005280/
DO  - 10.1017/S0017089500005280
ID  - 10_1017_S0017089500005280
ER  -