TY  - JOUR
AU  - Anna Zappa
TI  - The center of an algebra of operators
JO  - Colloquium Mathematicum
PY  - 1978
SP  - 343
EP  - 349
VL  - 39
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/cm-39-2-343-349/
DO  - 10.4064/cm-39-2-343-349
LA  - en
ID  - 10_4064_cm_39_2_343_349
ER  -