TY  - BOOK
AU  - Encyclopedia of Mathematics and its applications
AU  - Sakai, Shoichiro
TI  - Operator algebras in dynamical systems: ; the theory of unbounded derivations in C* - algebras 
T2  - Encyclopedia of Mathematics and its applications
U1  - 510.3 
PY  - 1991///
CY  - Cambridge
PB  - Cambridge University Press
ER  -