TY  - JOUR
AU  - Rainer Berntzen
TI  - Extreme points of the closed unit ball in C*-algebras
JO  - Colloquium Mathematicum
PY  - 1997
SP  - 99
EP  - 100
VL  - 74
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/cm-74-1-99-100/
DO  - 10.4064/cm-74-1-99-100
LA  - en
ID  - 10_4064_cm_74_1_99_100
ER  -