TY  - JOUR
AU  - D. S. Kalyuzhnyi
TI  - The von Neumann inequality for linear matrix functions of several variables
JO  - Matematičeskie zametki
PY  - 1998
SP  - 218
EP  - 223
VL  - 64
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MZM_1998_64_2_a7/
LA  - ru
ID  - MZM_1998_64_2_a7
ER  -