TY  - BOOK
AU  - Akhiezer N.I and Glazman I.M
TI  - Theory of Linear Operators in Hilbert Space  (Volume II )
SN  - 0-273-08496-8
U1  - 515.733 
PY  - 1978///
CY  - London
PB  - Pitman
KW  - Hilbert space
KW  - linear operators
ER  -