TY  - BOOK
AU  - Sakai,S
TI  - Operator algebras in dynamical systems: theory of unbounded derivations in C*- algebras
T2  - Encyclopedia of mathematics & its applications 41
SN  - 9780521400961
U1  - 5.05 
PY  - 1991///
CY  - Cambridge
PB  - Cambridge University Press
ER  -